MLA

Nell, Edward J. Economic Relationships In the Decline of Feudalism : an Examination of Economic Interdependence and Social Change. Den Haag: Mouton, 1957.

APA

Nell, E. J. (1957). Economic relationships in the decline of feudalism : an examination of economic interdependence and social change. Den Haag: Mouton.

Chicago

Nell, Edward J. Economic Relationships In the Decline of Feudalism: An Examination of Economic Interdependence and Social Change. Den Haag: Mouton, 1957.