APA (7th ed.) Citation

Roberts, P. H., & Ursell, H. D. (1960). Random walk on a sphere and on a Riemannian manifold. Royal Society.

Chicago Style (17th ed.) Citation

Roberts, P. H., and H. D. Ursell. Random Walk on a Sphere and on a Riemannian Manifold. London: Royal Society, 1960.

MLA (9th ed.) Citation

Roberts, P. H., and H. D. Ursell. Random Walk on a Sphere and on a Riemannian Manifold. Royal Society, 1960.