Gaya APA
Retna, A.
(2011).
Qualitative Research In Nursing : Advancing The Humanistic Imperative
(
ed.5)
.
:
Topics.
Gaya MLA
Retna, Ambarwati,Eny.
"Qualitative Research In Nursing : Advancing The Humanistic Imperative".
ed.5
:
Topics,
2011.
Text.