Gaya APA
Surakhmad, W. (2007).
REDIP : Mengapa Guru Memerlukan Kompetensi Profesional .
Jakarta:
Regional Education Development and Improvement Program.
Gaya MLA
Surakhmad, Winarno.
"REDIP : Mengapa Guru Memerlukan Kompetensi Profesional".
Jakarta:
Regional Education Development and Improvement Program,
2007.
Text.