Woolley, C., & Dauber, L. (1963). Ginnie´s baby-sitting business. Scholastic Book Service.
Citazione stile Chigago Style (17a edizione)Woolley, Catherine, e Liz Dauber. Ginnie´s Baby-sitting Business. Scholastic Book Service, 1963.
Citatione MLA (9a ed.)Woolley, Catherine, e Liz Dauber. Ginnie´s Baby-sitting Business. Scholastic Book Service, 1963.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.