Bradley, J. I., & McClelland, J. N. (1978). Basic statistical concepts: A self-instructional text (2nd ed.). Scott, Foresman.
Citace podle Chicago (17th ed.)Bradley, Jack I., a James N. McClelland. Basic Statistical Concepts: A Self-instructional Text. 2nd ed. Illinois: Scott, Foresman, 1978.
Citace podle MLA (9th ed.)Bradley, Jack I., a James N. McClelland. Basic Statistical Concepts: A Self-instructional Text. 2nd ed. Scott, Foresman, 1978.
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