Clinical nursing skill and technical : basic intermediete and advance
Mosby , 1986
 Buku Teks
Snover, Stephen L.
Mathematical problem-solving with the microcomputer project to increase your basic programming skill
Prentice-Hall, 1982
 Buku Teks SO
Evaluasi pelatihan = basic cargo skill and procedures = pada Garuda = aviation training and education (GATE) = periode September 2004
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2005
 UI - Skripsi Membership
Moh. Alifuddin
Managerial Skill
Magnasript Publishing, 2011
 Buku Teks
Albrecht, Robert L.
Basic
John Wiley , 1978
 Buku Teks SO