Adey, M., Walker, P., & Walker, P. T. (1986). Pest Control Safe for Bees: A Manual and Directory for the Tropics and Subtropics. International Bee Research Association.
Cita Chicago (17th ed.)Adey, Margaret, Penelope Walker, i Peter T. Walker. Pest Control Safe for Bees: A Manual and Directory for the Tropics and Subtropics. London: International Bee Research Association, 1986.
Cita MLA (9th ed.)Adey, Margaret, et al. Pest Control Safe for Bees: A Manual and Directory for the Tropics and Subtropics. International Bee Research Association, 1986.
Atenció: Aquestes cites poden no estar 100% correctes.