APA

Uselding P. J., . (19751971). Studies in the technological development of the American economy during the first half of the nineteenth century. New York: Arno Press.

Chicago

Uselding Paul J, . 19751971. Studies in the technological development of the American economy during the first half of the nineteenth century. New York: Arno Press.

Harvard

Uselding P. J., . (19751971). Studies in the technological development of the American economy during the first half of the nineteenth century. New York: Arno Press.

MLA

Uselding Paul J, . Studies in the technological development of the American economy during the first half of the nineteenth century. New York: Arno Press. 19751971.