Παραπομπή σε μορφή APA (7η εκδ.)

Grubbs, L. (2009). Secular missionaries: Americans and African development in the 1960s. University of Massachusetts Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Grubbs, Larry. Secular Missionaries: Americans and African Development in the 1960s. Amherst, [Massachusetts] ; Boston, [Massachusetts]: University of Massachusetts Press, 2009.

Παραπομπή σε μορφή MLA (9th εκδ.)

Grubbs, Larry. Secular Missionaries: Americans and African Development in the 1960s. University of Massachusetts Press, 2009.