APA (7th ed.) Citation

Chesterton, G. K., & Palmer, C. D. (1916). The G.K.C. calendar. Cecil Palmer & Hayward.

Chicago Style (17th ed.) Citation

Chesterton, G. K., and Cecil D. Palmer. The G.K.C. Calendar. London: Cecil Palmer & Hayward, 1916.

MLA (8th ed.) Citation

Chesterton, G. K., and Cecil D. Palmer. The G.K.C. Calendar. Cecil Palmer & Hayward, 1916.