APA (7th ed.) Citation

Higgins, R. (1982). The seventh enemy: The human factor in the global crisis (Updated ed.). Hodder and Stoughton.

Chicago Style (17th ed.) Citation

Higgins, Ronald. The Seventh Enemy: The Human Factor in the Global Crisis. Updated ed. London u.a: Hodder and Stoughton, 1982.

MLA (9th ed.) Citation

Higgins, Ronald. The Seventh Enemy: The Human Factor in the Global Crisis. Updated ed. Hodder and Stoughton, 1982.