Ware, G. W. (1988). Complete guide to pest control: With and without chemicals (2a. ed.). Thomson Publications.
Cita Chicago (17th ed.)Ware, George Whitaker. Complete Guide to Pest Control: With and Without Chemicals. 2a. ed. Fresno: Thomson Publications, 1988.
Cita MLA (9th ed.)Ware, George Whitaker. Complete Guide to Pest Control: With and Without Chemicals. 2a. ed. Thomson Publications, 1988.
Atenció: Aquestes cites poden no estar 100% correctes.