APA aipamena

Samuelson, P. A. (1978). Readings in economics (Ed.7.).

Chicago Style aipamena

Samuelson, Paul A. Readings in Economics. Ed.7. New Delhi, Tata Mc Graw Hill, 1978.

MLA aipamena

Samuelson, Paul A. Readings in Economics. Ed.7. 1978.