Tılden, J. W. (1965). Butterflies of San Francisco bay region. Berkeley: University of California press.
Chicago Style CitationTılden, J. W. Butterflies of San Francisco Bay Region. Berkeley: University of California press, 1965.
MLA CitationTılden, J. W. Butterflies of San Francisco Bay Region. Berkeley: University of California press, 1965.
Warning: These citations may not always be 100% accurate.