American Chemical Society. Division of Agrochemicals & Hedin, P. A. (1991). Naturally occurring pest bioregulators. American Chemical Society.
Citação norma ChicagoAmerican Chemical Society. Division of Agrochemicals and Paul A. Hedin. Naturally Occurring Pest Bioregulators. Washington, DC: American Chemical Society, 1991.
Citação norma MLAAmerican Chemical Society. Division of Agrochemicals and Paul A. Hedin. Naturally Occurring Pest Bioregulators. American Chemical Society, 1991.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.