Cita APA

Paul, H. G., & Kincheloe, I. M. (1940). Units in English. Lyons & Carnahan.

Chicago Style (17th ed.) Citation

Paul, H. G., i Isabel Mary Kincheloe. Units in English. Chicago ; Dallas [etc.]: Lyons & Carnahan, 1940.

Cita MLA

Paul, H. G., i Isabel Mary Kincheloe. Units in English. Lyons & Carnahan, 1940.