APA ציטוט

Weaver, D. B. (1998). Ecotourism in the less developed world David B. Weaver. CAB International.

Chicago Style (17th ed.) Citation

Weaver, David B. Ecotourism in the Less Developed World David B. Weaver. CAB International, 1998.

ציטוט MLA

Weaver, David B. Ecotourism in the Less Developed World David B. Weaver. CAB International, 1998.