Gaya APA

ROSEN, B., Jerdee, T, H. (1985). OLDER EMPLOYEES: NEW ROLES FOR VALUED RESOURCES . Homewood,Illinois: Dow Jones--Irwin.

Gaya MLA

ROSEN, Benson.., Jerdee, Thomas, H.. "OLDER EMPLOYEES: NEW ROLES FOR VALUED RESOURCES". Homewood,Illinois: Dow Jones--Irwin, 1985. Textbook.