APA-ийн эшлэл(7 дахь хэвлэлт)

Clegg, R., & Thompson, W. A. (1974). Modern sports officiating: A practical guide (4th.ed.). Brown.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Clegg, Richard, ба William A. Thompson. Modern Sports Officiating: A Practical Guide. 4th.ed. Dubuque: Brown, 1974.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Clegg, Richard, ба William A. Thompson. Modern Sports Officiating: A Practical Guide. 4th.ed. Brown, 1974.