Adler, Ronald B. 1946- Looking Out / Looking in / Ronald B. Adler, Neil Towne. - 7th ed. - Fort Worth : Harcourt Brace Jovanovich College Publishers, 1993. - 444 p. : ill. ; 27 cm. Includes bibliographical references (p. 411-421) and index. ISBN: Subjects--Topical Terms: Interpersonal communication--Textbooks