APA (7th ed.) Citation

National Science Foundation (U.S.). Division of Advanced Productivity Research and Technology, National Science Foundation (U.S.). Research Applied to National Needs Program, & Kreps, J. M. Economics of a stationary population: Implications for older Americans.

Chicago Style (17th ed.) Citation

National Science Foundation (U.S.). Division of Advanced Productivity Research and Technology, National Science Foundation (U.S.). Research Applied to National Needs Program, and Juanita M. Kreps. Economics of a Stationary Population: Implications for Older Americans.

MLA (9th ed.) Citation

National Science Foundation (U.S.). Division of Advanced Productivity Research and Technology, et al. Economics of a Stationary Population: Implications for Older Americans.