APA (7th ed.) Citation

Harrod, R. (1973). International economics / by Sir R. Harrod ([4th ed.].). C.U.P..

Chicago Style (17th ed.) Citation

Harrod, Roy. International Economics / by Sir R. Harrod. [4th ed.]. C.U.P., 1973.

MLA (9th ed.) Citation

Harrod, Roy. International Economics / by Sir R. Harrod. [4th ed.]. C.U.P., 1973.

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