Publisher: Wikibooks 2006
Number of pages: 34
Chinese is the most common language in the world: about one-fifth of the world speaks some form of it as its native language. This textbook will assume that you have no prior knowledge of Chinese, but are willing to take Chinese as a serious subject of study. Each lesson contains a combination of new vocabulary and new grammar in a gradual progression, building on previous lessons.
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by George Cox - ManyBooks
This textbook is an early compilation of the works so far on Esperanto, with a look at and commentaries to the alphabet and grammar of the language. The International Auxiliary Language Esperanto: Grammar and Commentary was first publishrd in 1939.
by Elizabeth V. Hume, Peter W. Culicover - Ohio State University Press
This book systematically explores all the aspects of language central to second language learning: the sounds of language, the different grammatical structures, the social functions of communication, and the psychology of language learning and use.
by Henry Carr Pearson - American Book Company
This book is designed to prepare pupils in a thorough fashion to read Caesar's Gallic War. The first seventy lessons contain the minimum of what a pupil should know before he is ready to read Latin with any degree of intelligence and satisfaction.
by Orlando Kelm - The University of Texas at Austin
Designed to help intermediate and advanced-level learners of Portuguese to analyze the way that Brazilians really talk and improve in their own proficiency. This textbook provides a hardcopy of all of the online materials, including translations.