Kershaw, P., Irwein, L., Trafford, K., & Hertzman, C. (2005). The British Columbia: Atlas of child devolopment (1a. ed.). Human early learning partnership.
Chicago Style (17th ed.) ZitazioaKershaw, Paul, Lori Irwein, Kate Trafford, eta Clyde Hertzman. The British Columbia: Atlas of Child Devolopment. 1a. ed. Edmonton: Human early learning partnership, 2005.
MLA (9th ed.) ZitazioaKershaw, Paul, et al. The British Columbia: Atlas of Child Devolopment. 1a. ed. Human early learning partnership, 2005.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.