Gaya APA
Sparks, Donald L.. (2003).
Environmental Soil Chemistry (2nd.ed).
London:
Academic Press.
Gaya Chicago
Sparks, Donald L..
Environmental Soil Chemistry.
2nd.ed
London:
Academic Press,
2003.
.
Gaya MLA
Sparks, Donald L..
Environmental Soil Chemistry.
2nd.ed
London:
Academic Press,
2003.
.
Gaya Turabian
Sparks, Donald L..
Environmental Soil Chemistry.
2nd.ed
London:
Academic Press,
2003.
.