Cita APA (7a ed.)
Lefrancois, G. R. (1973). Of children an introduction to child development.
Cita estilo Chicago (17a ed.)
Lefrancois, Guy R. Of Children an Introduction to Child Development. 1973.
Cita MLA (9a ed.)
Lefrancois, Guy R. Of Children an Introduction to Child Development. 1973.
Precaución: Estas citas no son 100% exactas.