APA
Nicholas R. Cozzarelli, . (1999). Proceedings of the National Academy Of Sciences of the United States of America. Washington: The National Academy of Sciences.
Chicago
Nicholas R. Cozzarelli, . 1999. Proceedings of the National Academy Of Sciences of the United States of America. Washington: The National Academy of Sciences.
Harvard
Nicholas R. Cozzarelli, . (1999). Proceedings of the National Academy Of Sciences of the United States of America. Washington: The National Academy of Sciences.
MLA
Nicholas R. Cozzarelli, . Proceedings of the National Academy Of Sciences of the United States of America. Washington: The National Academy of Sciences. 1999.