Freeman, H. (1965). Finite differences for acturial students (2nd.). Univ. Press.
Citación estilo ChicagoFreeman, Harry. Finite Differences for Acturial Students. 2nd. Cambridge: Univ. Press, 1965.
Cita MLAFreeman, Harry. Finite Differences for Acturial Students. 2nd. Univ. Press, 1965.
Warning: These citations may not always be 100% accurate.