APA Citatie

Gangstad, E. O. (1990). Weed control methods for public health applications. CRC press, Inc.

Chicago Style citaat

Gangstad, Edward O. Weed Control Methods for Public Health Applications. U S A: CRC press, Inc, 1990.

MLA citatie

Gangstad, Edward O. Weed Control Methods for Public Health Applications. CRC press, Inc, 1990.