Tohutoro APA (7th ed.)
Westlake, H. G. (1972). Relationships: A study in human behavior. Xerox.
Tohutoru Kātū Chicago (17th ed.)
Westlake, Helen Gum. Relationships: A Study in Human Behavior. Massachussetts: Xerox, 1972.
Tohutoro MLA (9th ed.)
Westlake, Helen Gum. Relationships: A Study in Human Behavior. Xerox, 1972.
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