APA-ийн эшлэл(7 дахь хэвлэлт)

ebrary, Inc, O'Brien, M. J., & Lyman, R. L. (1999). Measuring the flow of time: The works of James A. Ford, 1935-1941. University of Alabama Press.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

ebrary, Inc, Michael J. O'Brien, ба R. Lee Lyman. Measuring the Flow of Time: The Works of James A. Ford, 1935-1941. Tuscaloosa: University of Alabama Press, 1999.

MLA -ийн эшлэл (9 дэх хэвлэлт)

ebrary, Inc, et al. Measuring the Flow of Time: The Works of James A. Ford, 1935-1941. University of Alabama Press, 1999.