Cita APA (7th ed.)

(1984). Projective properties of modules / Peter-Julius Herrmann.

Cita Chicago (17th ed.)

Projective Properties of Modules / Peter-Julius Herrmann. 1984.

Cita MLA (9th ed.)

Projective Properties of Modules / Peter-Julius Herrmann. 1984.

Atenció: Aquestes cites poden no estar 100% correctes.