Cita APA

Shepherd, P., & Webster, A. C. (1957). Selection of risks. Society of Actuaries.

Citación estilo Chicago

Shepherd, Pearce, and Andrew C. Webster. Selection of Risks. [Chicago]: Society of Actuaries, 1957.

Cita MLA

Shepherd, Pearce, and Andrew C. Webster. Selection of Risks. Society of Actuaries, 1957.