Gaya APA
Brunner, W, F., H., I, B, T. ().
**Practical vacuum techniques .
New:
New York: Robert E. Krieger; 1974.
Gaya MLA
Brunner, William, F.., H., I., Batzer,, Thomas.
"**Practical vacuum techniques".
New:
New York: Robert E. Krieger; 1974,
.
Text.