Verbeek, N. A. and P. Hendricks. (1994). American Pipit (Anthus rubescens), The Birds of North America Online (A. Poole, Ed.). Ithaca: Cornell Lab of Ornithology.
Hendricks, P. (2003). "Spring snow conditions, laying date, and clutch size in an alpine population of American pipits". J. Field Ornithol. 74 (4): 423–429. doi:10.1648/0273-8570-74.4.423. S2CID86922377.
Hendricks, P. (2003). "Spring snow conditions, laying date, and clutch size in an alpine population of American pipits". J. Field Ornithol. 74 (4): 423–429. doi:10.1648/0273-8570-74.4.423. S2CID86922377.