APA (7th ed.) Citation

Weigand, B., & Jäschke, A. (2006). Catalytically active RNA molecules: Tools in organic chemistry. The aptamer handbook.

Chicago Style (17th ed.) Citation

Weigand, Barbara-Sylvia, and Andres Jäschke. "Catalytically Active RNA Molecules: Tools in Organic Chemistry." The Aptamer Handbook 2006.

MLA (9th ed.) Citation

Weigand, Barbara-Sylvia, and Andres Jäschke. "Catalytically Active RNA Molecules: Tools in Organic Chemistry." The Aptamer Handbook, 2006.

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