Dyfyniad APA

Cava, R. (1990). Dealing with difficult people. Piatkus.

Dyfyniad Arddull Chicago

Cava, Roberta. Dealing with Difficult People. London: Piatkus, 1990.

Dyfyniad MLA

Cava, Roberta. Dealing with Difficult People. Piatkus, 1990.

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