Intermediate Spoken Chinese Practice Essentials: A Wealth of Activities to Enhance Your Spoken Mandarin (DVD Included), Paperback/Cornelius C. Kubler

Elementary Mandarin Chinese Textbook - Cornelius C. Kubler

Intermediate Written Chinese: Read and Write Mandarin Chinese as the Chinese Do (Includes MP3 Audio & Printable Pdfs), Paperback/Cornelius C. Kubler

Elementary Mandarin Chinese Textbook | Cornelius C. Kubler

Basic Mandarin Chinese - Reading & Writing Practice Book | Cornelius C. Kubler, Jerling Guo Kubler

Basic Mandarin Chinese - Speaking & Listening Practice Book: A Workbook for Beginning Learners of Spoken Chinese (CD-ROM Included), Paperback/Cornelius C. Kubler

Intermediate Written Chinese Practice Essentials: Read and Write Mandarin Chinese as the Chinese Do (CD-ROM of Audio & Printable Pdfs for More Practic - Cornelius C. Kubler

Basic Mandarin Chinese - Reading & Writing Textbook: An Introduction to Written Chinese for Beginners (6+ Hours of MP3 Audio Included) - Cornelius C. Kubler

Basic Mandarin Chinese - Speaking & Listening Textbook | Cornelius C. Kubler

Elementary Mandarin Chinese Workbook | Cornelius C. Kubler

Basic Written Chinese: An Introduction to Reading and Writing for Beginners (Component Audio Available Included on Disc or Online) - Cornelius C. Kubler

Elementary Mandarin Chinese Textbook - Cornelius C Kubler

Basic Mandarin Chinese - Reading & Writing Textbook | Cornelius C. Kubler

Elementary Mandarin Chinese Textbook: The Complete Language Course for Beginning Learners (with Companion Audio), Paperback/Cornelius C. Kubler

Basic Mandarin Chinese - Speaking & Listening Textbook: An Introduction to Spoken Mandarin for Beginners (DVD and MP3 Audio CD Included), Paperback/Cornelius C. Kubler

Basic Mandarin Chinese-Speaking & Listening Practice Book | Cornelius C. Kubler, Yang Wang

Basic Mandarin Chinese - Speaking & Listening Practice Book: A Workbook for Beginning Learners of Spoken Chinese (CD-ROM Included) - Cornelius C. Kubler

Elementary Mandarin Chinese Workbook: Learn to Speak, Read and Write Chinese the Easy Way! (Companion Audio), Paperback/Cornelius C. Kubler