Παραπομπή APA

Cosgrove, I., & Jackson, R. (1972). geography of recreation and leisure. Hutchinson University Library.

Παραπομπή Chicago Style

Cosgrove, Isobel, και Richard Jackson. Geography of Recreation and Leisure. London: Hutchinson University Library, 1972.

Παραπομπή MLA

Cosgrove, Isobel, και Richard Jackson. Geography of Recreation and Leisure. Hutchinson University Library, 1972.