English language -- Conversation and phrase books. English language -- Textbooks for foreign speakers. English language -- Study and teaching.

International English Language Testing System -- Study guides. English language -- Textbooks for foreign speakers. English language -- Examinations -- Study guides.

Portuguese language -- Grammar. Portuguese language -- Textbooks for foreign speakers -- English.

English language -- Textbooks for foreign speakers. English language -- Idioms -- Problems, exercises, etc. English language -- Terms and phrases -- Problems, exercises, etc.

Readers (Elementary) English language -- Textbooks for foreign speakers.

Russian language -- Readers. Russian language -- Textbooks for foreign speakers -- English. Russian language -- Study and teaching -- Foreign speakers. Reading comprehension -- Problems, exercises, etc. Short stories, Russian.

English language -- Errors of usage. English language -- Grammar -- Study and teaching (Higher) -- Chinese speakers. English language -- Textbooks for foreign speakers -- Chinese.

French language -- Textbooks for foreign speakers -- English. French language -- Grammar -- Problems, exercises, etc. French language -- Vocabulary -- Problems, exercises, etc.

German language -- Verb. German language -- Textbooks for foreign speakers -- English. German language -- Problems, exercises, etc. German language -- Self-instruction.

French language -- Verb. French language -- Textbooks for foreign speakers -- English. French language -- Problems, exercises, etc.

French language -- Conversation and phrase books -- English. French language -- Textbooks for foreign speakers -- English. French language -- Spoken French. French language -- Self-instruction.

Spanish language -- Textbooks for foreign speakers -- English. Spanish language -- Sound recordings for English speakers.