APA

Princeton University, Blumenthal W. M., . (1956). Disability retirement in industrial pension plans. Princeton, N.J: Princeton University Press.

Chicago

Princeton University, Blumenthal Werner Michael, . 1956. Disability retirement in industrial pension plans. Princeton, N.J: Princeton University Press.

Harvard

Princeton University, Blumenthal W. M., . (1956). Disability retirement in industrial pension plans. Princeton, N.J: Princeton University Press.

MLA

Princeton University, Blumenthal Werner Michael, . Disability retirement in industrial pension plans. Princeton, N.J: Princeton University Press. 1956.