APA Style
long, richards m.n.. (1987).
BREAKTHROUGH .
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.
Chicago Style
long, richards m.n..
BREAKTHROUGH .
:
,
1987.
Text.
MLA Style
long, richards m.n..
BREAKTHROUGH .
:
,
1987.
Text.
Turabian Style
long, richards m.n..
BREAKTHROUGH .
:
,
1987.
Print.