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.

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

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