Cita APA (7a ed.)

BENT, R. K., & UNRUH, A. (1969). Secondary school curriculum. D.C. Heath and co.

Cita Chicago Style (17a ed.)

BENT, Rudyard K., y Adolph UNRUH. Secondary School Curriculum. Lexington: D.C. Heath and co, 1969.

Cita MLA (9a ed.)

BENT, Rudyard K., y Adolph UNRUH. Secondary School Curriculum. D.C. Heath and co, 1969.