Dyfyniad APA

Whitlock, W., Romer, K. v., & Becker, R. H. Nature based tourism: An annotated bibliography. Regional Resources Development Group of the Strom Thurmond Institute.

Dyfyniad Arddull Chicago

Whitlock, Wendy, Kevin van Romer, and Robert H. Becker. Nature Based Tourism: An Annotated Bibliography. [South Carolina]: Regional Resources Development Group of the Strom Thurmond Institute.

Dyfyniad MLA

Whitlock, Wendy, et al. Nature Based Tourism: An Annotated Bibliography. Regional Resources Development Group of the Strom Thurmond Institute.

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