APA Style
Gyawali, Dipak. ().
Encyclopaedia of environmental water pollution .
:
.
Chicago Style
Gyawali, Dipak.
Encyclopaedia of environmental water pollution.
:
,
.
.
MLA Style
Gyawali, Dipak.
Encyclopaedia of environmental water pollution.
:
,
.
.
Turabian Style
Gyawali, Dipak.
Encyclopaedia of environmental water pollution.
:
,
.
.