The North American species of Panicum

MLA

Hitchcock, A. S, and Agnes Chase. The North American Species of Panicum. Washington (D.C.): Government printing office, 1910.

APA

Hitchcock, A. S, & Chase, A. (1910). The North American species of Panicum. Washington (D.C.): Government printing office.

Chicago

Hitchcock, A. S., and Agnes Chase. The North American Species of Panicum. Washington (D.C.): Government printing office, 1910.