Susiana Sariyati
Universitas Alma Ata, Yogyakarta, Faculty of Health Sciences, Diploma 3 Midwifery Studydprogram, 2016
Artikel Jurnal
Tooley, James
Continuum Studies Education Policy, 2000
Buku Teks
Brereton, Pat
Continuum, 2005
Buku Teks
Smith, L. Glenn
Allyn and Bacon, 1973
Buku Teks
Williams, Gareth
PSI, [date of publication not identified]
Buku Teks