Penggayaan APA
GUTTMANN, David. (1996).
Logotherapy for the helping prefessional .
New York:
Springer.
Chicago Style
GUTTMANN, David.
Logotherapy for the helping prefessional.
New York:
Springer,
1996.
Buku.
MLA Style
GUTTMANN, David.
Logotherapy for the helping prefessional.
New York:
Springer,
1996.
Buku.
Turabian Style
GUTTMANN, David.
Logotherapy for the helping prefessional.
New York:
Springer,
1996.
Buku.