APA Style
SOEMANTRI, S. (1982).
Study of Indonesia's economically active population (1).
Yogyakarta:
Gadjah Mada University.
MLA Style
SOEMANTRI, SOEHARSONO.
"Study of Indonesia's economically active population".
1
Yogyakarta:
Gadjah Mada University,
1982.
Text.