Citazione APA

Carlstrom, N. W., & Saport, L. (2002). Before you were born. Eerdmans Books for Young Readers.

Stile di citazione Chicago

Carlstrom, Nancy White, e Linda Saport. Before You Were Born. Grand Rapids, MI: Eerdmans Books for Young Readers, 2002.

Citazione MLA

Carlstrom, Nancy White, e Linda Saport. Before You Were Born. Eerdmans Books for Young Readers, 2002.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.