edited by Richard Ivan Downing
Weidenfeld and Nicolson, 1973
Buku Teks
edited for the Australian Institute of Agricultural Science by R.L. Reid.
Butterworth, 1990
Buku Referensi
the Australian Agricultural Economic Society, 1989
Majalah, Jurnal, Buletin
by Pauline Mulholland ... [et al.]
Pitman, 1983
Buku Teks
Arya, Jagdish C., author
Prentice-Hall, 1981
Buku Teks