Gaya APA

Herrera, R, A. (2001). Reason for Our Rhymes: An Inquiry Into the Philodophy of History (Cetakan Pertama). America: Eerdmans.

Gaya MLA

Herrera, Robert, A.. "Reason for Our Rhymes: An Inquiry Into the Philodophy of History". Cetakan Pertama America: Eerdmans, 2001. Text.