Gaya APA
Coincil, National Safety. (2003).
Manajemen Stres .
Jakarta:
EGC.
Gaya Chicago
Coincil, National Safety.
Manajemen Stres.
Jakarta:
EGC,
2003.
Text.
Gaya MLA
Coincil, National Safety.
Manajemen Stres.
Jakarta:
EGC,
2003.
Text.
Gaya Turabian
Coincil, National Safety.
Manajemen Stres.
Jakarta:
EGC,
2003.
Print.