Citazione Stile APA (7a Edizione)
Engstrom, S. P. (2009). The form of practical knowledge: A study of the categorical imperative. Harvard University Press.
Citazione stile Chigago Style (17a edizione)
Engstrom, Stephen P. The Form of Practical Knowledge: A Study of the Categorical Imperative. Cambridge, Mass.: Harvard University Press, 2009.
Citatione MLA (9a ed.)
Engstrom, Stephen P. The Form of Practical Knowledge: A Study of the Categorical Imperative. Harvard University Press, 2009.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.