APA-Zitierstil (7. Ausg.)

Grinnell, J. (1921). Two new rodents (Genera Thomomys and Marmota) from the Eartern border of California. Univ. of California Press.

Chicago-Zitierstil (17. Ausg.)

Grinnell, Joseph. Two New Rodents (Genera Thomomys and Marmota) from the Eartern Border of California. Berkeley: Univ. of California Press, 1921.

MLA-Zitierstil (9. Ausg.)

Grinnell, Joseph. Two New Rodents (Genera Thomomys and Marmota) from the Eartern Border of California. Univ. of California Press, 1921.