Gaya APA
Northouse, L, L., Northouse, P, G. (1997).
Health Communication Strategies for Health Professionals .
America:
Appleton & Lance.
Gaya MLA
Northouse, Laurel, L.., Northouse, Peter, G..
"Health Communication Strategies for Health Professionals".
America:
Appleton & Lance,
1997.
Text.