Losoncy, L. E. (1980). You can do It¡ how to encourage yourself. Prentice Hall.
Citación estilo ChicagoLosoncy, Lewis E. You Can Do It¡ How to Encourage Yourself. Prentice Hall, 1980.
Cita MLALosoncy, Lewis E. You Can Do It¡ How to Encourage Yourself. Prentice Hall, 1980.
Warning: These citations may not always be 100% accurate.