Παραπομπή σε μορφή APA (7η εκδ.)

Sinunu, W. (2005). Life could be sweeter: 101 great ideas from around the world for living a more rewarding life. Marlowe and Company.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Sinunu, William. Life Could Be Sweeter: 101 Great Ideas from Around the World for Living a More Rewarding Life. New York: Marlowe and Company, 2005.

Παραπομπή σε μορφή MLA (9th εκδ.)

Sinunu, William. Life Could Be Sweeter: 101 Great Ideas from Around the World for Living a More Rewarding Life. Marlowe and Company, 2005.