Popov, I., Markovets, M., & Abakumov, E. Discovering sanctuaries for the Endangered thick-shelled river mussel Unio crassus in Kaliningradskaya Oblast, Russia. Cambridge University Press.
Chicago Style (17th ed.) CitationPopov, Igor, Mikhail Markovets, and Evgeny Abakumov. Discovering Sanctuaries for the Endangered Thick-shelled River Mussel Unio Crassus in Kaliningradskaya Oblast, Russia. Cambridge University Press.
MLA (9th ed.) CitationPopov, Igor, et al. Discovering Sanctuaries for the Endangered Thick-shelled River Mussel Unio Crassus in Kaliningradskaya Oblast, Russia. Cambridge University Press.
Warning: These citations may not always be 100% accurate.