Cita APA

Lightfoot, C., Cole, M., & Cole, S. R. (2009). Development of children (6th.). Worth.

Chicago Edition Citation

Lightfoot, Cynthia, Michael Cole, i Sheila R. Cole. Development of Children. 6th. New York: Worth, 2009.

Cita MLA

Lightfoot, Cynthia, et al. Development of Children. 6th. Worth, 2009.