Podgor, Ellen S.
West Publishing, 1993
Buku Teks
Qonitah Faridah Pranadisti
Fakultas Ilmu Keperawatan Universitas Indonesia, 2022
UI - Skripsi (Membership)
Mills, C. Wright
Oxford University Press, 1951
Buku Teks
Sutherland, Edwin H.
Yale University Press, 1983
Buku Teks
Lawrence M. Salinger, editor
Sage Reference, 2013
Buku Referensi