APA (7th ed.) Citation

Millard, F. S. (1928). A cowpuncher of the Pecos. [publisher not identified].

Chicago Style (17th ed.) Citation

Millard, F. S. A Cowpuncher of the Pecos. [Place of publication not identified]: [publisher not identified], 1928.

MLA (9th ed.) Citation

Millard, F. S. A Cowpuncher of the Pecos. [publisher not identified], 1928.