APA (7th ed.) Citation

Gregory, R. (1923). Discovery: Or, The spirit and service of science. The Macmillan company.

Chicago Style (17th ed.) Citation

Gregory, Richard. Discovery: Or, The Spirit and Service of Science. New York: The Macmillan company, 1923.

MLA (9th ed.) Citation

Gregory, Richard. Discovery: Or, The Spirit and Service of Science. The Macmillan company, 1923.

Warning: These citations may not always be 100% accurate.