APA Style
Park, K. (2009).
Park's Text Book of Preventive and Social Medicne (Twentieth Edition).
India:
M/s Banarsidas Bhanot.
MLA Style
Park, K..
"Park's Text Book of Preventive and Social Medicne".
Twentieth Edition
India:
M/s Banarsidas Bhanot,
2009.
Text.