Adams, M. T. (2003). Chasing birds across Texas: A birding big year. Texas A&M University Press.
Chicago-viite (17. p.)Adams, Mark Thomas. Chasing Birds Across Texas: A Birding Big Year. College Station: Texas A&M University Press, 2003.
MLA-viite (9. p.)Adams, Mark Thomas. Chasing Birds Across Texas: A Birding Big Year. Texas A&M University Press, 2003.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.