APA (7th ed.) Citation

Koren, T. N., & Rickards, R. B. (1996). Taxonomy and evolution of llandovery biserial graptoloids from the Southern Urals, Western Kazakhstan. Palaeontolog. Assoc.

Chicago Style (17th ed.) Citation

Koren, T. N., and Richard B. Rickards. Taxonomy and Evolution of Llandovery Biserial Graptoloids from the Southern Urals, Western Kazakhstan. London: Palaeontolog. Assoc, 1996.

MLA (9th ed.) Citation

Koren, T. N., and Richard B. Rickards. Taxonomy and Evolution of Llandovery Biserial Graptoloids from the Southern Urals, Western Kazakhstan. Palaeontolog. Assoc, 1996.