APA-ийн эшлэл(7 дахь хэвлэлт)

KULLDORFF, G. (1961). Contributions to the theory of estimation: From grouped and partially grouped samples. John Wiley.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

KULLDORFF, Gunnar. Contributions to the Theory of Estimation: From Grouped and Partially Grouped Samples. New York: John Wiley, 1961.

MLA -ийн эшлэл (9 дэх хэвлэлт)

KULLDORFF, Gunnar. Contributions to the Theory of Estimation: From Grouped and Partially Grouped Samples. John Wiley, 1961.