Gaya APA
Trivedi, P.R.. (1999).
Encyclopaedia of World Environment: Pollution (Volume IV).
New Delhi:
A.P.H Publishing Corporation.
Gaya Chicago
Trivedi, P.R..
Encyclopaedia of World Environment: Pollution.
Volume IV
New Delhi:
A.P.H Publishing Corporation,
1999.
Text.
Gaya MLA
Trivedi, P.R..
Encyclopaedia of World Environment: Pollution.
Volume IV
New Delhi:
A.P.H Publishing Corporation,
1999.
Text.
Gaya Turabian
Trivedi, P.R..
Encyclopaedia of World Environment: Pollution.
Volume IV
New Delhi:
A.P.H Publishing Corporation,
1999.
Print.