APA Style

Spper, William E, Kardos, Louis T. (1973). Recyling treated municipal wastewater and sludge through forest and cropland . Australia: The Pennsylvania State Univesity Press.

Chicago Style

Spper, William E, Kardos, Louis T. Recyling treated municipal wastewater and sludge through forest and cropland. Australia: The Pennsylvania State Univesity Press, 1973. Text.

MLA Style

Spper, William E, Kardos, Louis T. Recyling treated municipal wastewater and sludge through forest and cropland. Australia: The Pennsylvania State Univesity Press, 1973. Text.

Turabian Style

Spper, William E, Kardos, Louis T. Recyling treated municipal wastewater and sludge through forest and cropland. Australia: The Pennsylvania State Univesity Press, 1973. Print.