Cita APA
Keenan, T., & Evans, S. (2009). An introduction to child development (2nd ed.). Sage.
Citación estilo Chicago
Keenan, Thomas, and Subhadra Evans. An Introduction to Child Development. 2nd ed. Los Angeles :London: Sage, 2009.
Cita MLA
Keenan, Thomas, and Subhadra Evans. An Introduction to Child Development. 2nd ed. Sage, 2009.
Warning: These citations may not always be 100% accurate.