Permenter, M. M. (1988). Theory of Interest: And Life Contingencies, with Pension Applications: A Problem-Solving Approach (1st edition.). ACTEX.
Chicago-viite (17. p.)Permenter, Micheal M. Theory of Interest: And Life Contingencies, with Pension Applications: A Problem-Solving Approach. 1st edition. New Brinton: ACTEX, 1988.
MLA-viite (9. p.)Permenter, Micheal M. Theory of Interest: And Life Contingencies, with Pension Applications: A Problem-Solving Approach. 1st edition. ACTEX, 1988.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.