Penggayaan APA
SQUIRE, G.R. (1990).
physiokology of tropical crop production .
[s.l.]:
[s.n.].
Chicago Style
SQUIRE, G.R.
physiokology of tropical crop production.
[s.l.]:
[s.n.],
1990.
Buku.
MLA Style
SQUIRE, G.R.
physiokology of tropical crop production.
[s.l.]:
[s.n.],
1990.
Buku.
Turabian Style
SQUIRE, G.R.
physiokology of tropical crop production.
[s.l.]:
[s.n.],
1990.
Buku.