Galvin, K. M., & Book, C. L. (1973). Person to person: An introduction to speech communication. National Textbook.
Lua i Stíl Chicago (17ú heag.)Galvin, Kathleen M., agus Cassandra L. Book. Person to Person: An Introduction to Speech Communication. Skokie, Ill: National Textbook, 1973.
Lua MLA (9ú heag.)Galvin, Kathleen M., agus Cassandra L. Book. Person to Person: An Introduction to Speech Communication. National Textbook, 1973.
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