Downes, M. C. (1971). Regional situation report- Papua New Guinea ; Management of the crocodile industry in Papua New Guinea.
Citazione stile Chigago Style (17a edizione)Downes, M. C. Regional Situation Report- Papua New Guinea ; Management of the Crocodile Industry in Papua New Guinea. 1971.
Citatione MLA (9a ed.)Downes, M. C. Regional Situation Report- Papua New Guinea ; Management of the Crocodile Industry in Papua New Guinea. 1971.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.