Roberts, D. A. (1978). Fundamentals of plant pest control. W.H. Freeman.
Cita Chicago (17th ed.)Roberts, Daniel Altman. Fundamentals of Plant Pest Control. San Francisco: W.H. Freeman, 1978.
Cita MLA (9th ed.)Roberts, Daniel Altman. Fundamentals of Plant Pest Control. W.H. Freeman, 1978.
Atenció: Aquestes cites poden no estar 100% correctes.