Swengel, A. B., & Swengel, S. R. (2014). Twenty Years of Elfin Enumeration: Abundance Patterns of Five Species of Callophrys (Lycaenidae) in Central Wisconsin, USA. MDPI AG.
Chicago Style (17th ed.) CitationSwengel, Ann B., and Scott R. Swengel. Twenty Years of Elfin Enumeration: Abundance Patterns of Five Species of Callophrys (Lycaenidae) in Central Wisconsin, USA. MDPI AG, 2014.
MLA (9th ed.) CitationSwengel, Ann B., and Scott R. Swengel. Twenty Years of Elfin Enumeration: Abundance Patterns of Five Species of Callophrys (Lycaenidae) in Central Wisconsin, USA. MDPI AG, 2014.
Warning: These citations may not always be 100% accurate.