http://www.issia.cnr.it/ http://www.ba.iac.cnr.it/wp/ https://ntnucamp.sce.ntnu.edu.tw/ http://leda.elfak.ni.ac.rs/

Gaya APA

Wallace, W, A, O. (1977). Elements of Philosophy, The : a compendium for philosophers and theologians (1). : Alba House.

Gaya MLA

Wallace, Williams, A.,, O.P.. "Elements of Philosophy, The : a compendium for philosophers and theologians". 1 : Alba House, 1977. Non Fiction.