Penggayaan APA
DOUGLAS, J. Sholto. (1951).
Hydroponics the bengal system .
t. k.:
Oxford University Press.
Chicago Style
DOUGLAS, J. Sholto.
Hydroponics the bengal system.
t. k.:
Oxford University Press,
1951.
Buku.
MLA Style
DOUGLAS, J. Sholto.
Hydroponics the bengal system.
t. k.:
Oxford University Press,
1951.
Buku.
Turabian Style
DOUGLAS, J. Sholto.
Hydroponics the bengal system.
t. k.:
Oxford University Press,
1951.
Buku.