APA (7 वां संस्करण) प्रशस्ति पत्र

Block, W. (2008). Labor economics from a free market perspective: Employing the unemployable. World Scientific.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Block, Walter. Labor Economics from a Free Market Perspective: Employing the Unemployable. Singapore ; Hackensack, NJ: World Scientific, 2008.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Block, Walter. Labor Economics from a Free Market Perspective: Employing the Unemployable. World Scientific, 2008.