APA (7. basım) Alıntı
Shapiro, A. M. (2007). Field guide to butterflies of the San Francisco Bay and Sacramento Valley regions. University of California Press.
Chicago Style (17. basım) Atıf
Shapiro, Arthur M. Field Guide to Butterflies of the San Francisco Bay and Sacramento Valley Regions. Berkeley: University of California Press, 2007.
MLA (9th ed.) Atıf
Shapiro, Arthur M. Field Guide to Butterflies of the San Francisco Bay and Sacramento Valley Regions. University of California Press, 2007.
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