Dyfyniad APA

Jenner, P., & Smith, C. (1989). The environmental business handbook. Euromonitor.

Dyfyniad Arddull Chicago

Jenner, Paul, and Christine Smith. The Environmental Business Handbook. London: Euromonitor, 1989.

Dyfyniad MLA

Jenner, Paul, and Christine Smith. The Environmental Business Handbook. Euromonitor, 1989.

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