Dyfyniad APA

Lazarus, J. (2010). Successful NLP (4th ed.). Viva Books.

Dyfyniad Arddull Chicago

Lazarus, Jeremy. Successful NLP. 4th ed. New Delhi: Viva Books, 2010.

Dyfyniad MLA

Lazarus, Jeremy. Successful NLP. 4th ed. Viva Books, 2010.

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