Cita APA

Engman Ted. (1992). Irrigation and drainage: Saving a threatened resource - in search of solutions. American society of civil engineers.

Citación estilo Chicago

Engman Ted. Irrigation and Drainage: Saving a Threatened Resource - in Search of Solutions. New York: American society of civil engineers, 1992.

Cita MLA

Engman Ted. Irrigation and Drainage: Saving a Threatened Resource - in Search of Solutions. American society of civil engineers, 1992.