APA ציטוט

Fries, J. F. (1989). Aging well: A guide for successful seniors. Addison-Wesley.

Chicago Style (17th ed.) Citation

Fries, James F. Aging Well: A Guide for Successful Seniors. Reading, MA: Addison-Wesley, 1989.

ציטוט MLA

Fries, James F. Aging Well: A Guide for Successful Seniors. Addison-Wesley, 1989.