Gaya APA
jahja, K.
(1995).
5R Ringkas Rapi Resik Rawat Rajin
.
:
productivity & quality management consultants.
Gaya MLA
jahja, Kristianto.
"5R Ringkas Rapi Resik Rawat Rajin".
:
productivity & quality management consultants,
1995.
Art Original.