Gaya APA
Guttentag, Marcia. (1977).
Evaluation studies review annual (Volume 2).
London:
SAGE Publication.
Gaya Chicago
Guttentag, Marcia.
Evaluation studies review annual.
Volume 2
London:
SAGE Publication,
1977.
Jurnal.
Gaya MLA
Guttentag, Marcia.
Evaluation studies review annual.
Volume 2
London:
SAGE Publication,
1977.
Jurnal.
Gaya Turabian
Guttentag, Marcia.
Evaluation studies review annual.
Volume 2
London:
SAGE Publication,
1977.
Jurnal.