Hoffman, M., & Samuel, E. j. a. (1972). Authors and illustrators of children's books; writings on their lives works. Bowker.
Citazione stile Chigago Style (17a edizione)Hoffman, Miriam, e Eva joint auth Samuel. Authors and Illustrators of Children's Books; Writings on Their Lives Works. New York: Bowker, 1972.
Citatione MLA (9a ed.)Hoffman, Miriam, e Eva joint auth Samuel. Authors and Illustrators of Children's Books; Writings on Their Lives Works. Bowker, 1972.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.