Gaya APA

Reesink, G. ((s.a.)). Structures and their functions in USAN:A Papuan language of Papua New Guinea . (s.l): (s.n.).

Gaya MLA

Reesink, G.P. "Structures and their functions in USAN:A Papuan language of Papua New Guinea". (s.l): (s.n.), (s.a.). Text.