Wright, A. B. (1993). Peterson first guide to caterpillars of North America. Houghton Mifflin.
Cita Chicago Style (17a ed.)Wright, Amy Bartlett. Peterson First Guide to Caterpillars of North America. Boston: Houghton Mifflin, 1993.
Cita MLA (8a ed.)Wright, Amy Bartlett. Peterson First Guide to Caterpillars of North America. Houghton Mifflin, 1993.
Precaución: Estas citas no son 100% exactas.