APA (7th ed.) Citation

Coltman-Rogers, C. (1920). Conifers and their characteristics / by Charles Coltman-Rogers. J. Murray.

Chicago Style (17th ed.) Citation

Coltman-Rogers, Charles. Conifers and Their Characteristics / by Charles Coltman-Rogers. London: J. Murray, 1920.

MLA (8th ed.) Citation

Coltman-Rogers, Charles. Conifers and Their Characteristics / by Charles Coltman-Rogers. J. Murray, 1920.