APA način citiranja (7. izdanje)

Papua New Guinea & United Nations Environment Programme. (1986). Environmental management in Papua New Guinea. [s.n.].

Čikaški stil citiranja (17. izdanje)

Papua New Guinea i United Nations Environment Programme. Environmental Management in Papua New Guinea. [S.l.]: [s.n.], 1986.

MLA način citiranja (8. izdanje)

Papua New Guinea i United Nations Environment Programme. Environmental Management in Papua New Guinea. [s.n.], 1986.