Citazione Stile APA (7a Edizione)

Folkenberg, R. (2002). Health for the harvest. North American Division Evangelism Institute.

Citazione stile Chigago Style (17a edizione)

Folkenberg, Robert. Health for the Harvest. Berrien Springs, MI: North American Division Evangelism Institute, 2002.

Citatione MLA (9a ed.)

Folkenberg, Robert. Health for the Harvest. North American Division Evangelism Institute, 2002.