Pigram, J. J. (2006). Outdoor recreation management (2.). Routledge.
Chicago Style citaatPigram, John J;Jenkins. Outdoor Recreation Management. 2. London: Routledge, 2006.
MLA citatiePigram, John J;Jenkins. Outdoor Recreation Management. 2. Routledge, 2006.
Let op: Deze citaties zijn niet altijd 100% accuraat.