Sartre, J. (1966). Being and Nothingness: A phenomenological essay on Ontology. Washington Square Press.
استشهاد بنمط شيكاغوSartre, Jean-Paul. Being and Nothingness: A Phenomenological Essay on Ontology. New York: Washington Square Press, 1966.
MLA استشهادSartre, Jean-Paul. Being and Nothingness: A Phenomenological Essay on Ontology. Washington Square Press, 1966.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.