APA (7th ed.) Citation

Singer & Wallace. (1979). To augur well: Early warning indicators in world politics. Sage Publications.

Chicago Style (17th ed.) Citation

Singer and Wallace. To Augur Well: Early Warning Indicators in World Politics. Beverly Hills: Sage Publications, 1979.

MLA (8th ed.) Citation

Singer and Wallace. To Augur Well: Early Warning Indicators in World Politics. Sage Publications, 1979.