APA način citiranja

Echols, K. R., McCarty, J. P., Nichols, J. W., Secord, A. L., & Tillitt, D. E. Accumulation of PCB congeners in nestling tree swallows (Tachycineta bicolor) on the Hudson River, New York.

Čikaški stil citiranja

Echols, Kathy R., John P. McCarty, John W. Nichols, Anne L. Secord, i Donald E. Tillitt. Accumulation of PCB Congeners in Nestling Tree Swallows (Tachycineta Bicolor) On the Hudson River, New York.

MLA način citiranja

Echols, Kathy R., et al. Accumulation of PCB Congeners in Nestling Tree Swallows (Tachycineta Bicolor) On the Hudson River, New York.