Gaya APA
Hainsworth, P. H.. ().
Agriculture : A New Approach .
London:
faber and faber limited.
Gaya Chicago
Hainsworth, P. H..
Agriculture : A New Approach.
London:
faber and faber limited,
.
Teks.
Gaya MLA
Hainsworth, P. H..
Agriculture : A New Approach.
London:
faber and faber limited,
.
Teks.
Gaya Turabian
Hainsworth, P. H..
Agriculture : A New Approach.
London:
faber and faber limited,
.
Teks.