APA-viite (7. p.)
Wadd, S., & et al. (2014). The forgotten people: Drug problems in later life. Big Lottery Fund.
Chicago-viite (17. p.)
Wadd, S., ja et al. The Forgotten People: Drug Problems in Later Life. Londres: Big Lottery Fund, 2014.
MLA-viite (9. p.)
Wadd, S., ja et al. The Forgotten People: Drug Problems in Later Life. Big Lottery Fund, 2014.
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