Cita APA (7a ed.)
Howarth, S. (1995). The children's atlas of the 20th century. The Millbrook Press.
Cita Chicago Style (17a ed.)
Howarth, Sarah. The Children's Atlas of the 20th Century. Brookfield, CT: The Millbrook Press, 1995.
Cita MLA (9a ed.)
Howarth, Sarah. The Children's Atlas of the 20th Century. The Millbrook Press, 1995.
Precaución: Estas citas no son 100% exactas.