Cita APA (7a ed.)

Charlotte Zolotow. (1990). Big Sister and Little Sister (First Edition.). HarperCollins.

Cita Chicago Style (17a ed.)

Charlotte Zolotow. Big Sister and Little Sister. First Edition. HarperCollins, 1990.

Cita MLA (9a ed.)

Charlotte Zolotow. Big Sister and Little Sister. First Edition. HarperCollins, 1990.

Precaución: Estas citas no son 100% exactas.