Gaya APA
Barnett, M.
(2006).
Chronic Obstructive Pulmonary Disease In Primary care
(
-)
.
England:
Whurr Publishers.
Gaya MLA
Barnett, Margaret.
"Chronic Obstructive Pulmonary Disease In Primary care".
-
England:
Whurr Publishers,
2006.
Textbook.