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1ā- St. Clair, Peter JamesNgā marau “...Soils, Salts in Australia....”
I whakaputaina 1997
Tuhinga Whakapae Pukapuka -
2ā- Kennedy, Malcolm J., 1941-Ngā marau “...Draft animals Australia History....”
I whakaputaina 1986
Tuhinga Whakapae Pukapuka -
3ā- Dixon, Graham (Graham Andrew)Ngā marau “...Forests and forestry Western Australia....”
I whakaputaina 1989
Tuhinga Whakapae Pukapuka