Citazione Stile APA (7a Edizione)

Sluss, D. J. (2005). Supporting play: Birth through age eight. Thomson Delmar Learning.

Citazione stile Chigago Style (17a edizione)

Sluss, Dorothy Justus. Supporting Play: Birth Through Age Eight. Clifton Park, NY: Thomson Delmar Learning, 2005.

Citatione MLA (8a ed.)

Sluss, Dorothy Justus. Supporting Play: Birth Through Age Eight. Thomson Delmar Learning, 2005.