APA-ийн эшлэл(7 дахь хэвлэлт)

Berkowitz, E. D., & Santangelo, M. J. (1999). The Medical Follow-up Agency: The first fifty years, 1946-1996. National Academy Press.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Berkowitz, Edward D., ба Mark J. Santangelo. The Medical Follow-up Agency: The First Fifty Years, 1946-1996. Washington, D.C.: National Academy Press, 1999.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Berkowitz, Edward D., ба Mark J. Santangelo. The Medical Follow-up Agency: The First Fifty Years, 1946-1996. National Academy Press, 1999.