Cita APA (7a ed.)

(1931). Tests and challenges in sociology (for use with Ross's Principles of sociology, revised edition). The Century co.

Cita Chicago Style (17a ed.)

Tests and Challenges in Sociology (for Use with Ross's Principles of Sociology, Revised Edition). New York: The Century co, 1931.

Cita MLA (9a ed.)

Tests and Challenges in Sociology (for Use with Ross's Principles of Sociology, Revised Edition). The Century co, 1931.