Gaya APA

Skelton, R. (2005). Harriet Tubman, A Woman of Courage: Time For Kids Biographies (Fotokopi Hitam Putih) . New York: HarperCollins Publishers.

Gaya MLA

Skelton, Renee. "Harriet Tubman, A Woman of Courage: Time For Kids Biographies (Fotokopi Hitam Putih)". New York: HarperCollins Publishers, 2005. Text.