Ali Said
Jakarta National Family Planning Coordinating Boart 2000,
Buku Teks
Artikel Jurnal
Taufiqurrahman
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2023
UI - Tesis Membership
Gedam, Ratnakar M
Deep & Deep Publications, 1987
Buku Teks SO
Eldridge, John
Harvester Wheatsheaf , 1991
Buku Teks SO