Παραπομπή APA

Haines,Brian. (1978). An introduction to quantitative economics. George Allen & Unwin.

Παραπομπή Chicago Style

Haines,Brian. An Introduction to Quantitative Economics. London: George Allen & Unwin, 1978.

Παραπομπή MLA

Haines,Brian. An Introduction to Quantitative Economics. George Allen & Unwin, 1978.