APA-viite (7. p.)

Cowen, T. (1992). Public goods and market failures: A critical examination. Transaction Pub.

Chicago-viite (17. p.)

Cowen, Tyler. Public Goods and Market Failures: A Critical Examination. New Brunswick, N.J: Transaction Pub, 1992.

MLA-viite (9. p.)

Cowen, Tyler. Public Goods and Market Failures: A Critical Examination. Transaction Pub, 1992.