APA (7th ed.) Citation

Thomas, S. E. (1967). Commerce: Its theory and practice / S. Evelyn Thomas (7th corr. ed.). Cassell.

Chicago Style (17th ed.) Citation

Thomas, Samuel Evelyn. Commerce: Its Theory and Practice / S. Evelyn Thomas. 7th corr. ed. London: Cassell, 1967.

MLA (9th ed.) Citation

Thomas, Samuel Evelyn. Commerce: Its Theory and Practice / S. Evelyn Thomas. 7th corr. ed. Cassell, 1967.