Dyfyniad APA

Childs, L. (2009). Concrete introduction to higher algebra .-3rd ed (3rd ed.). Springer.

Dyfyniad Arddull Chicago

Childs, Lindsay. Concrete Introduction to Higher Algebra .-3rd Ed. 3rd ed. New York: Springer, 2009.

Dyfyniad MLA

Childs, Lindsay. Concrete Introduction to Higher Algebra .-3rd Ed. 3rd ed. Springer, 2009.

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