Cita APA (7a ed.)

Excursion Books. (1946). A Look at Labor. St. Paul, Minn..

Cita Chicago Style (17a ed.)

Excursion Books. A Look at Labor. St. Paul, Minn., 1946.

Cita MLA (8a ed.)

Excursion Books. A Look at Labor. St. Paul, Minn., 1946.