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
edited by Susan Higgins, Meta Brett
Longman, 1984
Buku Referensi
Shinano new video library,
Multimedia
Brereton, Pat
Continuum, 2005
Buku Teks