Theory of Modules: APA Referencing Style

A module over a ring is a generalization of the notion of vector space over a field, wherein the corresponding scalars are the elements of an arbitrary given ring and a multiplication is defined between elements of the ring and elements of the module.

What Is APA Style?

APA style is a format for academic documents such as journal articles and books. It is codified in the style guide of the American Psychological Association (APA), titled the Publication Manual of the American Psychological Association.