Dyfyniad APA

Shapiro, M. (1998). Neuro linguistic programming in a week. Hodder headline.

Dyfyniad Arddull Chicago

Shapiro, Mo. Neuro Linguistic Programming in a Week. London: Hodder headline, 1998.

Dyfyniad MLA

Shapiro, Mo. Neuro Linguistic Programming in a Week. Hodder headline, 1998.

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