Gaya APA
McKevitt, G, L. (2011).
The gifts of aging: Jesuit elders in their own words. .
St Louis:
St Louis Seminar on Jesuit Spirituality.
Gaya MLA
McKevitt, Gerald, L..
"The gifts of aging: Jesuit elders in their own words. ".
St Louis:
St Louis Seminar on Jesuit Spirituality,
2011.
Buku.