APA Style
Duggal,K.N.Dr,. (2016).
Elements of Environmental Engineering (4th edition).
India:
S.CHAND & CO..
Chicago Style
Duggal,K.N.Dr,.
Elements of Environmental Engineering.
4th edition
India:
S.CHAND & CO.,
2016.
Book.
MLA Style
Duggal,K.N.Dr,.
Elements of Environmental Engineering.
4th edition
India:
S.CHAND & CO.,
2016.
Book.
Turabian Style
Duggal,K.N.Dr,.
Elements of Environmental Engineering.
4th edition
India:
S.CHAND & CO.,
2016.
Book.