Gaya APA
Soemantri, Soeharsono. (1979).
Study of Indonesia's economically active population / Soeharsono Soemantri .
:
Yogyakarta : Gadjah Mada Univ. Press.
Gaya Chicago
Soemantri, Soeharsono.
Study of Indonesia's economically active population / Soeharsono Soemantri.
:
Yogyakarta : Gadjah Mada Univ. Press,
1979.
Buku.
Gaya MLA
Soemantri, Soeharsono.
Study of Indonesia's economically active population / Soeharsono Soemantri.
:
Yogyakarta : Gadjah Mada Univ. Press,
1979.
Buku.
Gaya Turabian
Soemantri, Soeharsono.
Study of Indonesia's economically active population / Soeharsono Soemantri.
:
Yogyakarta : Gadjah Mada Univ. Press,
1979.
Buku.