Gaya APA
BERGEN, W, V. (1948).
AMERICAN WOOL HANDBOOK: A PRACTICAL TEXT AND REFERENCE BOOK FOR THE ENTIRE WOOL INDUSTRY (2 nd).
:
TEXTILE BOOK PUBLISHER, {s.l.}.
Gaya MLA
BERGEN, Werner, Von.
"AMERICAN WOOL HANDBOOK: A PRACTICAL TEXT AND REFERENCE BOOK FOR THE ENTIRE WOOL INDUSTRY".
2 nd
:
TEXTILE BOOK PUBLISHER, {s.l.},
1948.
Textbook.