APA (7th ed.) Citation

Littman, M. S., & Jeffries, B. R. Social and economic characteristics of the metropolitan and nonmetropolitan population, 1977 and 1970.

Chicago Style (17th ed.) Citation

Littman, Mark S., and Brenda R. Jeffries. Social and Economic Characteristics of the Metropolitan and Nonmetropolitan Population, 1977 and 1970.

MLA (9th ed.) Citation

Littman, Mark S., and Brenda R. Jeffries. Social and Economic Characteristics of the Metropolitan and Nonmetropolitan Population, 1977 and 1970.

Warning: These citations may not always be 100% accurate.