Abdul Malik Sadat Idris, author
Badan Perencanaan Pembangunan Nasional (BAPPENAS), 2019
Artikel Jurnal
Trasar-Cepeda, Carmen, editor
Springer, 2012
eBooks
Charles T. Roman, editor
Island Press, 2012
eBooks
Francisco Moreira, editors
[, Springer], 2012
eBooks
Evans, Ian,1940-, author
Sun Books, 1979
Buku Referensi