Harpster, H. T., & Gay, Z. (1948). The insect world (2nd printing.). Viking.
Chicago Style (17th ed.) CitationHarpster, Hilda Thankful, and Zhenya Gay. The Insect World. 2nd printing. New York: Viking, 1948.
MLA (9th ed.) CitationHarpster, Hilda Thankful, and Zhenya Gay. The Insect World. 2nd printing. Viking, 1948.
Warning: These citations may not always be 100% accurate.