American Society of Agronomy & Van Schilfgaarde, J. (1974). Drainage for agriculture. American Society of Agronomy.
Cita Chicago Style (17a ed.)American Society of Agronomy y Jan Van Schilfgaarde. Drainage for Agriculture. Madison, Wis: American Society of Agronomy, 1974.
Cita MLA (9a ed.)American Society of Agronomy y Jan Van Schilfgaarde. Drainage for Agriculture. American Society of Agronomy, 1974.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.