APA-ийн эшлэл(7 дахь хэвлэлт)

Richards, H. M. S. (1965). Why I Am a Seventh-day Adventist Ministry. Review and Herald Publishing Association.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Richards, Harold M. S. Why I Am a Seventh-day Adventist Ministry. Washington, D.C: Review and Herald Publishing Association, 1965.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Richards, Harold M. S. Why I Am a Seventh-day Adventist Ministry. Review and Herald Publishing Association, 1965.