Lua APA (7ú heag.)
Wadd, S., & et al. (2014). The forgotten people: Drug problems in later life. Big Lottery Fund.
Lua i Stíl Chicago (17ú heag.)
Wadd, S., agus et al. The Forgotten People: Drug Problems in Later Life. Londres: Big Lottery Fund, 2014.
Lua MLA (9ú heag.)
Wadd, S., agus et al. The Forgotten People: Drug Problems in Later Life. Big Lottery Fund, 2014.
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