Gaya APA
Stoll, F, A., Catherman, J, L. (1972).
Dental Health Education (4th Edition).
Philadelphia:
Lea and Febiger.
Gaya MLA
Stoll, Frances, A.., Catherman, Joan, L..
"Dental Health Education".
4th Edition
Philadelphia:
Lea and Febiger,
1972.
Text.