APA (7th ed.) Citation

Booth, M. B., Darvill, P. A., Stirling, W. R., & Stubley, T. (1977). Our world today: Political (1. printed.). Schofield & Sims.

Chicago Style (17th ed.) Citation

Booth, Martin B., P. A. Darvill, W. R. Stirling, and Trevor Stubley. Our World Today: Political. 1. printed. Huddersfield: Schofield & Sims, 1977.

MLA (9th ed.) Citation

Booth, Martin B., et al. Our World Today: Political. 1. printed. Schofield & Sims, 1977.