Vidal, M. 1. a. (1990). Moral de actitudes ([6a. ed.].). PS Editorial.
Chicago Style (17th ed.) CitationVidal, Marciano 1937- autor. Moral De Actitudes. [6a. ed.]. Madrid: PS Editorial, 1990.
MLA (9th ed.) CitationVidal, Marciano 1937- autor. Moral De Actitudes. [6a. ed.]. PS Editorial, 1990.
Warning: These citations may not always be 100% accurate.