Cita APA (7th ed.)

Betteridge, W. Nickel and its alloys.

Cita Chicago (17th ed.)

Betteridge, Walter. Nickel and Its Alloys.

Cita MLA (9th ed.)

Betteridge, Walter. Nickel and Its Alloys.

Atenció: Aquestes cites poden no estar 100% correctes.