Penggayaan APA
MEGILL,R.E.. (1971).
Explorations economics .
Tulsa:
The petroleum publishing company.
Chicago Style
MEGILL,R.E..
Explorations economics.
Tulsa:
The petroleum publishing company,
1971.
Text.
MLA Style
MEGILL,R.E..
Explorations economics.
Tulsa:
The petroleum publishing company,
1971.
Text.
Turabian Style
MEGILL,R.E..
Explorations economics.
Tulsa:
The petroleum publishing company,
1971.
Print.