APA ציטוט

Robson, . T. O. (1973). Control of aquatic weeds (2.). Her Majesty's Stationary Office.

Chicago Edition Citation

Robson, T O. Control of Aquatic Weeds. 2. London: Her Majesty's Stationary Office, 1973.

ציטוט MLA

Robson, T O. Control of Aquatic Weeds. 2. Her Majesty's Stationary Office, 1973.