Squirrel, G. (1995). Individual action planning: A practical guide. David Fulton.
Lua i Stíl Chicago (17ú heag.)Squirrel, Gillian. Individual Action Planning: A Practical Guide. London: David Fulton, 1995.
Lua MLA (9ú heag.)Squirrel, Gillian. Individual Action Planning: A Practical Guide. David Fulton, 1995.
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