APA-viite

Guilford, J. P. (1956). Fundamental statistics in psychology and education (4.). Mc Graw- Hill Book Company Inc.

Chicago-tyylinen lähdeviittaus

Guilford, J P. Fundamental Statistics in Psychology and Education. 4. London: Mc Graw- Hill Book Company Inc, 1956.

MLA-viite

Guilford, J P. Fundamental Statistics in Psychology and Education. 4. Mc Graw- Hill Book Company Inc, 1956.