Cita APA (7a ed.)

Pyle, R. M., & LaBar, C. C. (2018). Butterflies of the Pacific Northwest. Timber Press.

Cita Chicago Style (17a ed.)

Pyle, Robert Michael, y Caitlin C. LaBar. Butterflies of the Pacific Northwest. Portland, Oregon: Timber Press, 2018.

Cita MLA (8a ed.)

Pyle, Robert Michael, y Caitlin C. LaBar. Butterflies of the Pacific Northwest. Timber Press, 2018.

Precaución: Estas citas no son 100% exactas.