Gaya APA
Cragg, L. et al (2013).
E-Book Understanding Public Health: Health Promotion Theory (Second Edition) (2).
England:
Open University Press.
Gaya MLA
Cragg, Liza. et al.
"E-Book Understanding Public Health: Health Promotion Theory (Second Edition)".
2
England:
Open University Press,
2013.
E-Book.