Cita APA (7th ed.)
(1933). Copper seed treatments for the control of damping-off of spinach. Cornell University.
Cita Chicago (17th ed.)
Copper Seed Treatments for the Control of Damping-off of Spinach. Ithaca: Cornell University, 1933.
Cita MLA (9th ed.)
Copper Seed Treatments for the Control of Damping-off of Spinach. Cornell University, 1933.
Atenció: Aquestes cites poden no estar 100% correctes.