Παραπομπή σε μορφή APA (7η εκδ.)

Hwang, A. D. (2019). Sets, groups, and mappings: An introduction to abstract mathematics. American Mathematical Society.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Hwang, Andrew D. Sets, Groups, and Mappings: An Introduction to Abstract Mathematics. Providence, Rhode Island: American Mathematical Society, 2019.

Παραπομπή σε μορφή MLA (9th εκδ.)

Hwang, Andrew D. Sets, Groups, and Mappings: An Introduction to Abstract Mathematics. American Mathematical Society, 2019.