Παραπομπή σε μορφή APA (7η εκδ.)

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

Παραπομπή σε μορφή Chicago (17η εκδ.)

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

Παραπομπή σε μορφή MLA (8th εκδ.)

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