APA Style
Sawyer, Stephen W., Armstrong, John R.. (1985).
State Energy Policy .
:
.
Chicago Style
Sawyer, Stephen W., Armstrong, John R..
State Energy Policy.
:
,
1985.
Text.
MLA Style
Sawyer, Stephen W., Armstrong, John R..
State Energy Policy.
:
,
1985.
Text.
Turabian Style
Sawyer, Stephen W., Armstrong, John R..
State Energy Policy.
:
,
1985.
Print.