APA Style
OSWALD.A, L, ,. (1969).
METALWORK TECHNOLOGY AND PRACTICE .
united states of america:
McKnight & McKight Publishing Company Bloomington.
MLA Style
OSWALD.A, LUDWING, ,.
"METALWORK TECHNOLOGY AND PRACTICE".
united states of america:
McKnight & McKight Publishing Company Bloomington,
1969.
.