Cita APA (7th ed.)

Levitas, R., & Guy, W. (1996). Interpreting official statistics. Routhledge.

Cita Chicago (17th ed.)

Levitas, Ruth, i Will Guy. Interpreting Official Statistics. London: Routhledge, 1996.

Cita MLA (9th ed.)

Levitas, Ruth, i Will Guy. Interpreting Official Statistics. Routhledge, 1996.