Cita APA (7a ed.)

Howlett, D. (1967). A geography of Papua and New Guinea. Nelson.

Cita Chicago Style (17a ed.)

Howlett, D.R. A Geography of Papua and New Guinea. Sydney: Nelson, 1967.

Cita MLA (9a ed.)

Howlett, D.R. A Geography of Papua and New Guinea. Nelson, 1967.