Resti Sintya Ervina, author
Fakultas Kesehatan Masyarakat Universitas Indonesia, 2020
UI - Tesis (Membership)
Robinson, Andrew, author
Thames & Hudson, 2007
Buku Teks
edited by Robert L. Linn ; sponsored jointly by National Council on Measurement in Education and American Council on Education
New York, 1989
Buku Teks
Campbell, Donald T., author
Sage, 2001
Buku Teks
Dedi M. Gozali, author
Simbiosa Rekatama Media, 2005
Buku Teks