Cita APA
Levitt, E. E. (1967). The psychology of anxiety (ed.). Bobbs-Merrill.
Citación estilo Chicago
Levitt, Eugene E. The Psychology of Anxiety. ed. Indianapolis: Bobbs-Merrill, 1967.
Cita MLA
Levitt, Eugene E. The Psychology of Anxiety. ed. Bobbs-Merrill, 1967.
Warning: These citations may not always be 100% accurate.