Gaya APA
Ohlsen, Merle M.. (1977).
Group counseling (2nd ed).
New York:
Holt, Rinehart and Winston.
Gaya Chicago
Ohlsen, Merle M..
Group counseling.
2nd ed
New York:
Holt, Rinehart and Winston,
1977.
Text.
Gaya MLA
Ohlsen, Merle M..
Group counseling.
2nd ed
New York:
Holt, Rinehart and Winston,
1977.
Text.
Gaya Turabian
Ohlsen, Merle M..
Group counseling.
2nd ed
New York:
Holt, Rinehart and Winston,
1977.
Print.