Gaya APA
Virasai, S, N, B. (1979).
Higher Education And Basic Health Needs (Ed. 1).
Singapore:
Regional Institute of higher Education and Development.
Gaya MLA
Virasai, S., Nasution, Banphot.
"Higher Education And Basic Health Needs".
Ed. 1
Singapore:
Regional Institute of higher Education and Development,
1979.
Text.