Cita APA

North, R. (. 1. (1969). Prophets for the 21st century. Rome: Gregorian.

Citación estilo Chicago

North, Robert (S.I.) 1916-2007. Prophets for the 21st Century. Rome: Gregorian, 1969.

Cita MLA

North, Robert (S.I.) 1916-2007. Prophets for the 21st Century. Rome: Gregorian, 1969.

Precaución: Estas citas no son 100% exactas.