Shelby, B., & Hoberlein, T. A. (1986). Carrying capacity in recreation setting. Oregon State University Press.
Chicago (17e ed.) BronvermeldingShelby, Bo, en Thomas A. Hoberlein. Carrying Capacity in Recreation Setting. Corvallis, Orlando: Oregon State University Press, 1986.
MLA (9e ed.) BronvermeldingShelby, Bo, en Thomas A. Hoberlein. Carrying Capacity in Recreation Setting. Oregon State University Press, 1986.
Let op: Deze citaties zijn niet altijd 100% accuraat.