Leyden, W. v. (1968). Seventeenth-century metaphysics: An examination of some main concepts and theories. G. Duckworth.
Citazione stile Chigago Style (17a edizione)Leyden, Wolfgang von. Seventeenth-century Metaphysics: An Examination of Some Main Concepts and Theories. London: G. Duckworth, 1968.
Citatione MLA (9a ed.)Leyden, Wolfgang von. Seventeenth-century Metaphysics: An Examination of Some Main Concepts and Theories. G. Duckworth, 1968.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.