Gaya APA
Gerrard, A.J.. (1981).
Soils and landforms : an integration of geomorphology and pedology / A.J. Gerrard .
London:
George Allen n Unwin.
Gaya Chicago
Gerrard, A.J..
Soils and landforms : an integration of geomorphology and pedology / A.J. Gerrard.
London:
George Allen n Unwin,
1981.
Text.
Gaya MLA
Gerrard, A.J..
Soils and landforms : an integration of geomorphology and pedology / A.J. Gerrard.
London:
George Allen n Unwin,
1981.
Text.
Gaya Turabian
Gerrard, A.J..
Soils and landforms : an integration of geomorphology and pedology / A.J. Gerrard.
London:
George Allen n Unwin,
1981.
Print.