Gaya APA
Lord, N, W. (1981).
Electrotechnology Volume 7 Advances in Electric Heat Treatment of Metals .
USA:
ANN Arbor Sience.
Gaya MLA
Lord, Norman, W..
"Electrotechnology Volume 7 Advances in Electric Heat Treatment of Metals".
USA:
ANN Arbor Sience,
1981.
Printed Book.