APA (7th ed.) Citation

Boyer, M. J., & Russell, C. M. (1954). The Old Gravois coal diggings. [publisher not identified].

Chicago Style (17th ed.) Citation

Boyer, Mary Joan, and Charles M. Russell. The Old Gravois Coal Diggings. [Place of publication not identified]: [publisher not identified], 1954.

MLA (9th ed.) Citation

Boyer, Mary Joan, and Charles M. Russell. The Old Gravois Coal Diggings. [publisher not identified], 1954.