Gaya APA
Crumbie, W, M, A. (1999).
Nurse Practitioners : Clinical Skills and Professional Issues (1th ed).
India:
Planta Tree.
Gaya MLA
Crumbie, Walsh, Mike,, Alison.
"Nurse Practitioners : Clinical Skills and Professional Issues".
1th ed
India:
Planta Tree,
1999.
Monograf.