Gaya APA
SILAEN, Sofar. (2014).
Riset operasi .
In media:
In Media.
Gaya Chicago
SILAEN, Sofar.
Riset operasi.
In media:
In Media,
2014.
UMUM.
Gaya MLA
SILAEN, Sofar.
Riset operasi.
In media:
In Media,
2014.
UMUM.
Gaya Turabian
SILAEN, Sofar.
Riset operasi.
In media:
In Media,
2014.
UMUM.