APA (7th ed.) Citation

Welch Patrick J. & Welch Gerry F. (1998). Economics: Theory and practice (6th ed.). Dryden.

Chicago Style (17th ed.) Citation

Welch Patrick J. and Welch Gerry F. Economics: Theory and Practice. 6th ed. Dryden, 1998.

MLA (8th ed.) Citation

Welch Patrick J. and Welch Gerry F. Economics: Theory and Practice. 6th ed. Dryden, 1998.

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