Citazione Stile APA (7a Edizione)

Pickhardt, C. E. (2005). The Everything Parent's guide to the Strong willed Child. Adams Media.

Citazione stile Chigago Style (17a edizione)

Pickhardt, Carl E. The Everything Parent's Guide to the Strong Willed Child. Massachuse tts: Adams Media, 2005.

Citatione MLA (9a ed.)

Pickhardt, Carl E. The Everything Parent's Guide to the Strong Willed Child. Adams Media, 2005.