Gaya APA
ABDULLAH, M., FIRMANSYAH, M.
(2013).
Critical appraisal on journal of clinical trials
.
Jakarta:
Interna.
Gaya MLA
ABDULLAH, Murdani., FIRMANSYAH, M.Adi.
"Critical appraisal on journal of clinical trials".
Jakarta:
Interna,
2013.
Majalah.