Gaya APA
Mikessell, Raymond S.. (1975).
Nonfuel Minerals .
Washington:
CSIS.
Gaya Chicago
Mikessell, Raymond S..
Nonfuel Minerals.
Washington:
CSIS,
1975.
.
Gaya MLA
Mikessell, Raymond S..
Nonfuel Minerals.
Washington:
CSIS,
1975.
.
Gaya Turabian
Mikessell, Raymond S..
Nonfuel Minerals.
Washington:
CSIS,
1975.
.