Gaya APA
Johns, D.T.. (2001).
Manjemen operasi .
Jakarta:
PPM.
Gaya Chicago
Johns, D.T..
Manjemen operasi.
Jakarta:
PPM,
2001.
Text Book.
Gaya MLA
Johns, D.T..
Manjemen operasi.
Jakarta:
PPM,
2001.
Text Book.
Gaya Turabian
Johns, D.T..
Manjemen operasi.
Jakarta:
PPM,
2001.
Text Book.