Cita APA (7th ed.)

ABB. BASIC PROTICIENCY METAL WORKING BENDING. BEUTH-VERTRIEB.

Cita Chicago (17th ed.)

ABB. BASIC PROTICIENCY METAL WORKING BENDING. BEUTH-VERTRIEB.

Cita MLA (9th ed.)

ABB. BASIC PROTICIENCY METAL WORKING BENDING. BEUTH-VERTRIEB.

Atenció: Aquestes cites poden no estar 100% correctes.