Cita APA (7a ed.)

Netten, F. v. (1949). Cooperation and housing. [s.n.].

Cita Chicago Style (17a ed.)

Netten, F. van. Cooperation and Housing. [S.l.]: [s.n.], 1949.

Cita MLA (9a ed.)

Netten, F. van. Cooperation and Housing. [s.n.], 1949.