Gaya APA
COTTRELL, R, R. et al (2018).
Principles and Foundations of Health Promotion and Education, 7th edition .
America:
Pearson.
Gaya MLA
COTTRELL, Randall, R. et al.
"Principles and Foundations of Health Promotion and Education, 7th edition".
America:
Pearson,
2018.
Text.