Dyfyniad APA

Raintree, J. B. (2002). Marketing research for conservaation and development. Hà Nội: [Hà Nội].

Dyfyniad Arddull Chicago

Raintree, John B. Marketing Research for Conservaation and Development. Hà Nội: [Hà Nội], 2002.

Dyfyniad MLA

Raintree, John B. Marketing Research for Conservaation and Development. Hà Nội: [Hà Nội], 2002.

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