Waddell , L. A. (1968). The makers of civilisation in race and history. S.Chand.
Cita Chicago Style (17a ed.)Waddell , L. A. The Makers of Civilisation in Race and History. Delhi: S.Chand, 1968.
Cita MLA (9a ed.)Waddell , L. A. The Makers of Civilisation in Race and History. S.Chand, 1968.
Precaución: Estas citas no son 100% exactas.