APA
jerold A. Last, . (1973). Proceedings of the National Academy Of Sciences of the United States of America. Washington: The National Academy of Sciences.
Chicago
jerold A. Last, . 1973. Proceedings of the National Academy Of Sciences of the United States of America. Washington: The National Academy of Sciences.
Harvard
jerold A. Last, . (1973). Proceedings of the National Academy Of Sciences of the United States of America. Washington: The National Academy of Sciences.
MLA
jerold A. Last, . Proceedings of the National Academy Of Sciences of the United States of America. Washington: The National Academy of Sciences. 1973.