Gaya APA
Wild, Alan.. (1973).
Russell's Soil Conditions & Plant Growth (eleventh ed.).
:
Longman Scientific and Technical.
Gaya Chicago
Wild, Alan..
Russell's Soil Conditions & Plant Growth.
eleventh ed.
:
Longman Scientific and Technical,
1973.
Text.
Gaya MLA
Wild, Alan..
Russell's Soil Conditions & Plant Growth.
eleventh ed.
:
Longman Scientific and Technical,
1973.
Text.
Gaya Turabian
Wild, Alan..
Russell's Soil Conditions & Plant Growth.
eleventh ed.
:
Longman Scientific and Technical,
1973.
Print.