APA (7th ed.) Citation

Guérard, A. J. (1938). The past must alter. H. Holt and company.

Chicago Style (17th ed.) Citation

Guérard, Albert J. The Past Must Alter. New York: H. Holt and company, 1938.

MLA (9th ed.) Citation

Guérard, Albert J. The Past Must Alter. H. Holt and company, 1938.