APA

American Academy of Physical Education, . (1989). Physical activity and aging: Sixtieth Annual Meeting, Kansas City, Missouri, April 5-6, 1988. Champaign, IL: Published by Human Kinetics Books for the American Academy of Physical Education.

Chicago

American Academy of Physical Education, . 1989. Physical activity and aging: Sixtieth Annual Meeting, Kansas City, Missouri, April 5-6, 1988. Champaign, IL: Published by Human Kinetics Books for the American Academy of Physical Education.

Harvard

American Academy of Physical Education, . (1989). Physical activity and aging: Sixtieth Annual Meeting, Kansas City, Missouri, April 5-6, 1988. Champaign, IL: Published by Human Kinetics Books for the American Academy of Physical Education.

MLA

American Academy of Physical Education, . Physical activity and aging: Sixtieth Annual Meeting, Kansas City, Missouri, April 5-6, 1988. Champaign, IL: Published by Human Kinetics Books for the American Academy of Physical Education. 1989.