APA (7th ed.) Citation

Thomas, B. A., & Spicer, R. A. (1987). The evolution and palaeobiology of land plants. Croom Helm u.a.

Chicago Style (17th ed.) Citation

Thomas, Barry A., and Robert A. Spicer. The Evolution and Palaeobiology of Land Plants. London [u.a.]: Croom Helm u.a, 1987.

MLA (9th ed.) Citation

Thomas, Barry A., and Robert A. Spicer. The Evolution and Palaeobiology of Land Plants. Croom Helm u.a, 1987.