APA-viite (7. p.)
Fredriksen, K., & et al. (2015). Successful aging among LGBT older adults: Physical and mental health-related quality of life by age group.
Chicago-viite (17. p.)
Fredriksen, K.I, ja et al. Successful Aging Among LGBT Older Adults: Physical and Mental Health-related Quality of Life by Age Group. 2015.
MLA-viite (9. p.)
Fredriksen, K.I, ja et al. Successful Aging Among LGBT Older Adults: Physical and Mental Health-related Quality of Life by Age Group. 2015.
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