American Chemical Society. Division of Agrochemicals & Hedin, P. A. (1991). Naturally occurring pest bioregulators. American Chemical Society.
Citazione stile Chigago Style (17a edizione)American Chemical Society. Division of Agrochemicals e Paul A. Hedin. Naturally Occurring Pest Bioregulators. Washington, DC: American Chemical Society, 1991.
Citatione MLA (9a ed.)American Chemical Society. Division of Agrochemicals e Paul A. Hedin. Naturally Occurring Pest Bioregulators. American Chemical Society, 1991.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.