APA

Schramm G., Warford J. J., . (1989). Environmental management and economic development. London: The Johns Hopkins University Press.

Chicago

Schramm Gunter, Warford Jeremy J, . 1989. Environmental management and economic development. London: The Johns Hopkins University Press.

Harvard

Schramm G., Warford J. J., . (1989). Environmental management and economic development. London: The Johns Hopkins University Press.

MLA

Schramm Gunter, Warford Jeremy J, . Environmental management and economic development. London: The Johns Hopkins University Press. 1989.