Cita APA (7a ed.)
Marshall, C. (1978). The helper. Wood Books Publishers.
Cita Chicago Style (17a ed.)
Marshall, Catherine. The Helper. Texas: Wood Books Publishers, 1978.
Cita MLA (9a ed.)
Marshall, Catherine. The Helper. Wood Books Publishers, 1978.
Precaución: Estas citas no son 100% exactas.