Gaya APA
Mayer, V, A.
(2014).
ANNUAL BOOK OF ASTM STANDARDS 2014 VOLUME 04.01
.
U.S.A:
Pusat Sumber Daya Geologi.
Gaya MLA
Mayer, Vernice, A..
"ANNUAL BOOK OF ASTM STANDARDS 2014 VOLUME 04.01".
U.S.A:
Pusat Sumber Daya Geologi,
2014.
Textbook.