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McGraw-Hill, 1995
Buku Teks
Syifa Humairoh, author
Fakultas Ilmu Keperawatan Universitas Indonesia, 2018
UI - Tesis (Membership)
edited by M.A. Hayat
Springer, 2012
eBooks
edited by Pieter J.D. Drenth, Joseph A. Sergeant, Roelf J. Takens
John Wiley & Sons, 1990
Buku Teks
Nietzel, Michael T., author
Prentice-Hall, 1998
Buku Teks