APA Style
HUSAIN, S. (1979).
Text book of water supply and sanitary engineering 2nd ed (2).
New Delhi:
Oxford & lBH Pubishing Co..
MLA Style
HUSAIN, S.K..
"Text book of water supply and sanitary engineering 2nd ed".
2
New Delhi:
Oxford & lBH Pubishing Co.,
1979.
Text.