Cita APA

Gray, A. S. 1. -. 1., & Gray, A. S. 1. -. 1. (1948). The development of economic doctrines. London, Sydney: Longmans, Green.

Citación estilo Chicago

Gray, Alexander Sir 1882 - 1921, y Alexander Sir 1882 - 1921 Gray. The Development of Economic Doctrines. London, Sydney: Longmans, Green, 1948.

Cita MLA

Gray, Alexander Sir 1882 - 1921, y Alexander Sir 1882 - 1921 Gray. The Development of Economic Doctrines. London, Sydney: Longmans, Green, 1948.