Cita APA (7a ed.)
Crow, L. D., & Crow, A. (1960). An introduction to guidance: Basic principles and practice.
Cita estilo Chicago (17a ed.)
Crow, Lester D., y Alice Crow. An Introduction to Guidance: Basic Principles and Practice. 1960.
Cita MLA (9a ed.)
Crow, Lester D., y Alice Crow. An Introduction to Guidance: Basic Principles and Practice. 1960.
Precaución: Estas citas no son 100% exactas.