APA (7th ed.) Citation

Samuelson, P. (1973). Economics (9th.). McGraw Hill.

Chicago Style (17th ed.) Citation

Samuelson, Paul. Economics. 9th. NULL: McGraw Hill, 1973.

MLA (9th ed.) Citation

Samuelson, Paul. Economics. 9th. McGraw Hill, 1973.

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