Tohutoro APA (7th ed.)

Childs, W. H. J. (1972). Physical constants selected for students (9th ed.). Chapman and Hall.

Tohutoru Kātū Chicago (17th ed.)

Childs, W. H. J. Physical Constants Selected for Students. 9th ed. London: Chapman and Hall, 1972.

Tohutoro MLA (9th ed.)

Childs, W. H. J. Physical Constants Selected for Students. 9th ed. Chapman and Hall, 1972.