Cita APA (7th ed.)

Henry, P. 1. (1991). Poverty, progress and development. Kegan Paul International.

Cita Chicago (17th ed.)

Henry, Paul-Marc 1918. Poverty, Progress and Development. London: Kegan Paul International, 1991.

Cita MLA (9th ed.)

Henry, Paul-Marc 1918. Poverty, Progress and Development. Kegan Paul International, 1991.