APA (7th ed.) Citation

Tyler, H. A. (1975). The swallowtail butterflies of North America. Naturegraph Publishers.

Chicago Style (17th ed.) Citation

Tyler, Hamilton A. The Swallowtail Butterflies of North America. Healdsburg, Ca: Naturegraph Publishers, 1975.

MLA (9th ed.) Citation

Tyler, Hamilton A. The Swallowtail Butterflies of North America. Naturegraph Publishers, 1975.

Warning: These citations may not always be 100% accurate.