Cossman, E. J. (1963). How I made 1,000,000 in mail orders. Prentice Hall.
Citación estilo ChicagoCossman, E. Joseph. How I Made 1,000,000 in Mail Orders. New Jersey: Prentice Hall, 1963.
Cita MLACossman, E. Joseph. How I Made 1,000,000 in Mail Orders. Prentice Hall, 1963.
Warning: These citations may not always be 100% accurate.