APA استشهاد

Gladstone, D. L. A. (2005). From pilgrimage to package tour: Travel and tourism in the Third World.

استشهاد بنمط شيكاغو

Gladstone, David L; Author. From Pilgrimage to Package Tour: Travel and Tourism in the Third World. New York, Routledge, 2005.

MLA استشهاد

Gladstone, David L; Author. From Pilgrimage to Package Tour: Travel and Tourism in the Third World. 2005.