Citazione APA

Day, D., & Sicius, F. J. (2004). Peter Maurin: Apostle to the world. Orbis Books.

Stile di citazione Chicago

Day, Dorothy, e Francis J. Sicius. Peter Maurin: Apostle to the World. Maryknoll, N.Y.: Orbis Books, 2004.

Citazione MLA

Day, Dorothy, e Francis J. Sicius. Peter Maurin: Apostle to the World. Orbis Books, 2004.