APA-ийн эшлэл(7 дахь хэвлэлт)

Freund, J. E., & Williams, F. J. a. (1964). Elementary business statistics: The modern approach. Prentice - hall.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Freund, John E., ба Frank J.[et al] Williams. Elementary Business Statistics: The Modern Approach. New Jersey: Prentice - hall, 1964.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Freund, John E., ба Frank J.[et al] Williams. Elementary Business Statistics: The Modern Approach. Prentice - hall, 1964.