Pettersson, O. P. (1967). Divinity and destiny in the religion of Ruanda-Urundi. Fatalistic beliefs in religion, folklore, and literature, 158-171.
Citazione stile Chigago Style (17a edizione)Pettersson, Olof P. "Divinity and Destiny in the Religion of Ruanda-Urundi." Fatalistic Beliefs in Religion, Folklore, and Literature 1967: 158-171.
Citatione MLA (9a ed.)Pettersson, Olof P. "Divinity and Destiny in the Religion of Ruanda-Urundi." Fatalistic Beliefs in Religion, Folklore, and Literature, 1967, pp. 158-171.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.