Straub, R. O. (2009). Telecourse student guide to accompany child development stepping stones (Third edition.). Worth Publishers ; Coast Learning Systems.
Čikaški stil citiranja (17. izdanje)Straub, Richard O. Telecourse Student Guide to Accompany Child Development Stepping Stones. Third edition. Fountain Calley, California: Worth Publishers ; Coast Learning Systems, 2009.
MLA način citiranja (9. izdanje)Straub, Richard O. Telecourse Student Guide to Accompany Child Development Stepping Stones. Third edition. Worth Publishers ; Coast Learning Systems, 2009.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.