Van Duyn, Julia
Practical systems and procedures manual
Reston Publishing Company, Inc ., 1975
 Buku Teks SO
Jain, Pradeep
Atlas of practical neonatal and pediatric procedures
Jaypee, 2013
 Buku Teks
Justice, Thomas
The facilitator's fieldbook: step-by-step procedures,checklists and guidelines, samples and templates
American Management Association, 2006
 eBooks
Gallup, George
A Guide To Public Opinion Polls
Princeton University press, 1948
 Buku Teks
Practical procedures in elective orthopaedic surgery : pelvis and lower extremity
edited by Peter V. Giannoudis
Springer, 2012
 eBooks