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.

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

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

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.

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.

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

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

Italian language -- Textbooks for foreign speakers -- English. Italian language -- Problems, exercises, etc. Italian language -- Grammar. Italian language -- Self instruction.