Endah Winarni, author
Research and development center for family planning and family welfare, national family planning and population board, Jakarta, Indonesia, 2016
Artikel Jurnal
Susiana Sariyati, author
Universitas Alma Ata, Yogyakarta, Faculty of Health Sciences, Diploma 3 Midwifery Studydprogram, 2016
Artikel Jurnal
Tooley, James, author
Continuum Studies Education Policy, 2000
Buku Teks
Smith, L. Glenn, author
Allyn and Bacon, 1973
Buku Teks
Williams, Gareth, author
PSI, [date of publication not identified]
Buku Teks