APA (7th ed.) Citation

Daniel, W. W. (1990). The unemployed flow. PSI Publ.

Chicago Style (17th ed.) Citation

Daniel, W. W. The Unemployed Flow. London: PSI Publ, 1990.

MLA (9th ed.) Citation

Daniel, W. W. The Unemployed Flow. PSI Publ, 1990.

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