Family Planning Association of Hong Kong. (1974). Proceedings of the World Population Year Programme in Hong Kong, April-May, 1974. [s.n.].
Cita Chicago (17th ed.)Family Planning Association of Hong Kong. Proceedings of the World Population Year Programme in Hong Kong, April-May, 1974. Hong Kong: [s.n.], 1974.
Cita MLA (9th ed.)Family Planning Association of Hong Kong. Proceedings of the World Population Year Programme in Hong Kong, April-May, 1974. [s.n.], 1974.
Atenció: Aquestes cites poden no estar 100% correctes.