एपीए उद्धरण

Bustnes, J. O., Hanssen, S. A., Hasselquist, D., Henden, J., Tveraa, T., & Varpe, O. Individual quality and reproductive effort mirrored in white wing plumage in both sexes of south polar skuas.

शिकागो स्टाइल उद्धरण

Bustnes, Jan O., Sveinn Are Hanssen, Dennis Hasselquist, John-Andre Henden, Torkild Tveraa, और Oystein Varpe. Individual Quality and Reproductive Effort Mirrored in White Wing Plumage in Both Sexes of South Polar Skuas.

एमएलए उद्धरण

Bustnes, Jan O., et al. Individual Quality and Reproductive Effort Mirrored in White Wing Plumage in Both Sexes of South Polar Skuas.