Coulson, C. A., & Streitwieser, A. (1965). Dictionary of [symbol for pi]-electron calculations. Pergamon Press.

Coulson, Charles Alfred, and Andrew Streitwieser. Dictionary of [symbol for Pi]-electron Calculations. Oxford: Pergamon Press, 1965.

Coulson, Charles Alfred, and Andrew Streitwieser. Dictionary of [symbol for Pi]-electron Calculations. Pergamon Press, 1965.