Handbook of professional ethics psychologist : isuues, questions, and controversies
edited by William O`Donohue and Kyle Ferguson
Sage, 2003
 Buku Teks
Ohls, Robin K.
Hematology, immunology and infectious disease : neonatology questions and controversies / Robin K. Ohls, Akhil Maheshwari
Elsevier Saunder, 2012
 Buku Teks
Nursing in gastroenterology
edited by Louise Bruce
Churchill Livingstone , 1997
 Buku Teks
Pitchumoni, C.S., editor
Geriatric gastroenterology
Springer, 2012
 eBooks
Update in gastroenterology 2005
Marcellus Simadibrata; Ari Fahrial Syam
Pusat Informasi dan Penerbitan Departemen Ilmu Penyakit Dalam FKUI, 2005
 Buku Teks