APA استشهاد

Penny Leonard. (2003). Promoting welfare: Government information policy and social citizenship. Policy Press.

استشهاد بنمط شيكاغو

Penny Leonard. Promoting Welfare: Government Information Policy and Social Citizenship. Bristol: Policy Press, 2003.

MLA استشهاد

Penny Leonard. Promoting Welfare: Government Information Policy and Social Citizenship. Policy Press, 2003.