Cita APA (7a ed.)

(2006). Numbers in a row: An Iowa number book / written by Patricia A. Pierce ; illustrated by Dorothia Rohner.

Cita Chicago Style (17a ed.)

Numbers in a Row: An Iowa Number Book / Written by Patricia A. Pierce ; Illustrated by Dorothia Rohner. 2006.

Cita MLA (9a ed.)

Numbers in a Row: An Iowa Number Book / Written by Patricia A. Pierce ; Illustrated by Dorothia Rohner. 2006.