Cita APA (7a ed.)

Grava, S. (1969). Urban planning aspects of water pollution control. Columbia University Press.

Cita Chicago Style (17a ed.)

Grava, Sigurd. Urban Planning Aspects of Water Pollution Control. N. York: Columbia University Press, 1969.

Cita MLA (9a ed.)

Grava, Sigurd. Urban Planning Aspects of Water Pollution Control. Columbia University Press, 1969.