Cita APA (7a ed.)

Gangstad, E. O. (1978). Weed Control methods for River basin management. Fla, CRC.

Cita Chicago Style (17a ed.)

Gangstad, Edward O. Weed Control Methods for River Basin Management. West Palm Beach: Fla, CRC, 1978.

Cita MLA (9a ed.)

Gangstad, Edward O. Weed Control Methods for River Basin Management. Fla, CRC, 1978.