APA aipamena

Sontheimer, E. J., Gordon, P. M., & Piccirilli, J. A. (1999). Metal ion catalysis during group II intron self-splicing: Parallels with the spliceosome. Cold Spring Harbor Laboratory Press.

Chicago Style aipamena

Sontheimer, Erik J., Peter M. Gordon, and Joseph A. Piccirilli. Metal Ion Catalysis During Group II Intron Self-splicing: Parallels With the Spliceosome. Cold Spring Harbor Laboratory Press, 1999.

MLA aipamena

Sontheimer, Erik J., Peter M. Gordon, and Joseph A. Piccirilli. Metal Ion Catalysis During Group II Intron Self-splicing: Parallels With the Spliceosome. Cold Spring Harbor Laboratory Press, 1999.