APA (7th ed.) Citation

Cushman, J. A. (1937). A monograph of the foraminiferal family Valvulinidae. [publisher not identified].

Chicago Style (17th ed.) Citation

Cushman, Joseph A. A Monograph of the Foraminiferal Family Valvulinidae. Sharon, Mass.: [publisher not identified], 1937.

MLA (9th ed.) Citation

Cushman, Joseph A. A Monograph of the Foraminiferal Family Valvulinidae. [publisher not identified], 1937.

Warning: These citations may not always be 100% accurate.