APA Style
Leedy, Paul D.. (1980).
Practical Research E3 (3rd ed).
New York:
MCMILLAN PUBLISHING COMPANY.
Chicago Style
Leedy, Paul D..
Practical Research E3.
3rd ed
New York:
MCMILLAN PUBLISHING COMPANY,
1980.
.
MLA Style
Leedy, Paul D..
Practical Research E3.
3rd ed
New York:
MCMILLAN PUBLISHING COMPANY,
1980.
.
Turabian Style
Leedy, Paul D..
Practical Research E3.
3rd ed
New York:
MCMILLAN PUBLISHING COMPANY,
1980.
.