Gaya APA
A.ZITZMANN, .
(1978).
THE IRON ORE DEPOSITS OF EUROPE AND ADJACENT AREAS VOLUME II
.
USA:
HANNOVER.
Gaya MLA
A.ZITZMANN, .
"THE IRON ORE DEPOSITS OF EUROPE AND ADJACENT AREAS VOLUME II".
USA:
HANNOVER,
1978.
Textbook.