Gaya APA
Ananta, A., Arifin, E, N. (2009).
Older persons in Southeast Asia: an emerging asset .
Singapore:
ISEAS Publishing.
Gaya MLA
Ananta, Aris., Arifin, Evi, Nurvidya.
"Older persons in Southeast Asia: an emerging asset".
Singapore:
ISEAS Publishing,
2009.
Text.