APA (7th ed.) Citation

Jenny, H. H., Heim, P., & Hughes, G. C. (1979). Another challenge: Age 70 retirement in higher education / Hans H. Jenny, Peggy Heim, Geoffrey C. Hughes. Teachers Insurance and Annuity Assoc..

Chicago Style (17th ed.) Citation

Jenny, Hans Heinrich, Peggy Heim, and Geoffrey C. Hughes. Another Challenge: Age 70 Retirement in Higher Education / Hans H. Jenny, Peggy Heim, Geoffrey C. Hughes. New York,N.Y.: Teachers Insurance and Annuity Assoc., 1979.

MLA (9th ed.) Citation

Jenny, Hans Heinrich, et al. Another Challenge: Age 70 Retirement in Higher Education / Hans H. Jenny, Peggy Heim, Geoffrey C. Hughes. Teachers Insurance and Annuity Assoc., 1979.