Cita APA (7a ed.)

Valldeperas, N., & Berkeley, E. (1994). New project: Activity cards, games and ideas : for children between the ages of 3 & 7. Salvatella.

Cita Chicago Style (17a ed.)

Valldeperas, Neus, y Elna Berkeley. New Project: Activity Cards, Games and Ideas : For Children Between the Ages of 3 & 7. Barcelona: Salvatella, 1994.

Cita MLA (9a ed.)

Valldeperas, Neus, y Elna Berkeley. New Project: Activity Cards, Games and Ideas : For Children Between the Ages of 3 & 7. Salvatella, 1994.