Dubreuil, J., Chambers, E., Hodgson, J., & Jesuit of Paris. (1783). Practical perspective: Or, An easy method of representing natural objects, according to the rules of art ... (7th ed.). Printed by assignment of Messrs. Bowles and Carver for Sherwood, Gilbert, and Piper.
Chicago-referens (17:e uppl.)Dubreuil, Jean, Ephraim Chambers, James Hodgson, och Jesuit of Paris. Practical Perspective: Or, An Easy Method of Representing Natural Objects, According to the Rules of Art ... 7th ed. London: Printed by assignment of Messrs. Bowles and Carver for Sherwood, Gilbert, and Piper, 1783.
MLA-referens (8:e uppl.)Dubreuil, Jean, et al. Practical Perspective: Or, An Easy Method of Representing Natural Objects, According to the Rules of Art ... 7th ed. Printed by assignment of Messrs. Bowles and Carver for Sherwood, Gilbert, and Piper, 1783.