Cootes, J., & Boos, R. (2018). The genus Pomatocalpa. Manila Bulletin.
Chicago Style aipamenaCootes, Jim, and Ronny Boos. "The Genus Pomatocalpa." Manila Bulletin 2018.
MLA aipamenaCootes, Jim, and Ronny Boos. "The Genus Pomatocalpa." Manila Bulletin, 2018.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.