APA-ийн эшлэл(7 дахь хэвлэлт)

Bradley, J. I., & McClelland, J. N. (1978). Basic statistical concepts: A self-instructional text (2nd ed.). Scott, Foresman.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Bradley, Jack I., ба James N. McClelland. Basic Statistical Concepts: A Self-instructional Text. 2nd ed. Illinois: Scott, Foresman, 1978.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Bradley, Jack I., ба James N. McClelland. Basic Statistical Concepts: A Self-instructional Text. 2nd ed. Scott, Foresman, 1978.