APA Edition Citation

Yan, S. Y. (1996). Perfect, Amicable and Sociable Numbers: A computational approach. World scientific.

Chicago Edition Citation

Yan, Song Y. Perfect, Amicable and Sociable Numbers: A Computational Approach. World scientific, 1996.

MLA Edition Citation

Yan, Song Y. Perfect, Amicable and Sociable Numbers: A Computational Approach. World scientific, 1996.

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