APA (7th ed.) Citation

Easson, A. P. T., & Pyman, F. L. (1931). Amidines of pharmacological interest. Journal of the Chemical Society, p2991.

Chicago Style (17th ed.) Citation

Easson, A. P. T., and F. L. Pyman. "Amidines of Pharmacological Interest." Journal of the Chemical Society 1931: p2991.

MLA (9th ed.) Citation

Easson, A. P. T., and F. L. Pyman. "Amidines of Pharmacological Interest." Journal of the Chemical Society, 1931, p. p2991.