Cita APA (7a ed.)

Kelley, V. H., & Greene, H. A. (1947). Better reading and study habits. World Book Company.

Cita Chicago Style (17a ed.)

Kelley, Victor Harold, y Harry A. Greene. Better Reading and Study Habits. Yonkers-on-Hudson: World Book Company, 1947.

Cita MLA (8a ed.)

Kelley, Victor Harold, y Harry A. Greene. Better Reading and Study Habits. World Book Company, 1947.