Ahmad Ibnu Riza, author
Kementerian PPN/Bappenas, 2020
Artikel Jurnal
Todaro, Michael P., author
Longmann, 1978
Buku Teks
Levin, Jonathan V.
Harvard University Press , 1960
Buku Teks
Artikel Jurnal
Levin, Jonathan V
Harvard University Press, 1960
Buku Teks