APA-viite (7. p.)

Groombridge, B. (1960). Education and retirement: An enquiry into the relevance of education to the enjoyment of leisure in later life. National Institute of Adult Education.

Chicago-viite (17. p.)

Groombridge, Brian. Education and Retirement: An Enquiry into the Relevance of Education to the Enjoyment of Leisure in Later Life. London: National Institute of Adult Education, 1960.

MLA-viite (8. p.)

Groombridge, Brian. Education and Retirement: An Enquiry into the Relevance of Education to the Enjoyment of Leisure in Later Life. National Institute of Adult Education, 1960.

Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.