Cita APA (7a ed.)

(1970). Housing in developing countries. [s.n.].

Cita Chicago Style (17a ed.)

Housing in Developing Countries. [S.l.]: [s.n.], 1970.

Cita MLA (9a ed.)

Housing in Developing Countries. [s.n.], 1970.

Precaución: Estas citas no son 100% exactas.