Gaya APA
SJAEFUDDIEN, D.
(1978).
THEORY AND PRATICE OF REGIONAL GEOCHEMICAL EXPLORATION
.
BUDAPEST:
AKADEMIK KIADO.
Gaya MLA
SJAEFUDDIEN, DRS..
"THEORY AND PRATICE OF REGIONAL GEOCHEMICAL EXPLORATION".
BUDAPEST:
AKADEMIK KIADO,
1978.
Textbook.