APA Style
Sulaiman, Sutan. ().
Sistem 50 djam (the fifty hours method) jilid 2 .
Jakarta:
Pustaka Dewata Djakarta.
Chicago Style
Sulaiman, Sutan.
Sistem 50 djam (the fifty hours method) jilid 2.
Jakarta:
Pustaka Dewata Djakarta,
.
Text.
MLA Style
Sulaiman, Sutan.
Sistem 50 djam (the fifty hours method) jilid 2.
Jakarta:
Pustaka Dewata Djakarta,
.
Text.
Turabian Style
Sulaiman, Sutan.
Sistem 50 djam (the fifty hours method) jilid 2.
Jakarta:
Pustaka Dewata Djakarta,
.
Print.