Cita APA (7th ed.)

National College of Agricultural Engineering & Plant Protection Ltd. (1972). Polyrow sprayer. National College of Agricultural Engineering].

Cita Chicago (17th ed.)

National College of Agricultural Engineering i Plant Protection Ltd. Polyrow Sprayer. [Silsoe, Eng.: National College of Agricultural Engineering], 1972.

Cita MLA (8th ed.)

National College of Agricultural Engineering i Plant Protection Ltd. Polyrow Sprayer. National College of Agricultural Engineering], 1972.