Richek, M. A. (1989). The World of words: Vocabulary for college students (2nd ed.). Houghton Mifflin.
Citace podle Chicago (17th ed.)Richek, Margaret Ann. The World of Words: Vocabulary for College Students. 2nd ed. Boston: Houghton Mifflin, 1989.
Citace podle MLA (9th ed.)Richek, Margaret Ann. The World of Words: Vocabulary for College Students. 2nd ed. Houghton Mifflin, 1989.
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