Παραπομπή σε μορφή APA (7η εκδ.)

Sanchez, B. (2007). 8 secrets of the truly rich: How you can create material wealth and gain spiritual abundance at the same time. Eugenio R. Sanchez, Jr.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Sanchez, Bo. 8 Secrets of the Truly Rich: How You Can Create Material Wealth and Gain Spiritual Abundance at the Same Time. Quezon City: Eugenio R. Sanchez, Jr, 2007.

Παραπομπή σε μορφή MLA (9th εκδ.)

Sanchez, Bo. 8 Secrets of the Truly Rich: How You Can Create Material Wealth and Gain Spiritual Abundance at the Same Time. Eugenio R. Sanchez, Jr, 2007.