Dyfyniad APA

Bechtell, H. (1971). The theory of groups. Addison-Wesley Pub. Co.

Dyfyniad Arddull Chicago

Bechtell, Homer. The Theory of Groups. Reading, Mass.: Addison-Wesley Pub. Co, 1971.

Dyfyniad MLA

Bechtell, Homer. The Theory of Groups. Addison-Wesley Pub. Co, 1971.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.