APA (7th ed.) Citation

Singleton, A., & Cooper, A. (1981). The role of subscription agents (1. ed.). Primary Communications Research Centre.

Chicago Style (17th ed.) Citation

Singleton, Alan, and Alan Cooper. The Role of Subscription Agents. 1. ed. Leicester, UK: Primary Communications Research Centre, 1981.

MLA (9th ed.) Citation

Singleton, Alan, and Alan Cooper. The Role of Subscription Agents. 1. ed. Primary Communications Research Centre, 1981.