Παραπομπή APA

Nastasescu, C., & Oystaeyen, F. v. (1982). Graded ring theory. North-Holland Pub. Co. ; Sole distributors for the U.S.A. and Canada, Elsevier Science Pub. Co..

Παραπομπή Chicago Style

Nastasescu, C., και F. van Oystaeyen. Graded Ring Theory. Amsterdam ; New York : New York: North-Holland Pub. Co. ; Sole distributors for the U.S.A. and Canada, Elsevier Science Pub. Co., 1982.

Παραπομπή MLA

Nastasescu, C., και F. van Oystaeyen. Graded Ring Theory. North-Holland Pub. Co. ; Sole distributors for the U.S.A. and Canada, Elsevier Science Pub. Co., 1982.