Cita APA (7a ed.)

Tibble, J. W. (1970). The extra year: The raising of the school leaving age. Routledge & Kegan Paul.

Cita Chicago Style (17a ed.)

Tibble, J. W. The Extra Year: The Raising of the School Leaving Age. London: Routledge & Kegan Paul, 1970.

Cita MLA (9a ed.)

Tibble, J. W. The Extra Year: The Raising of the School Leaving Age. Routledge & Kegan Paul, 1970.