APA (7th ed.) Citation

IB, D., MF, S., & FR, Z. (1989). PNAS reviewing procedures. Science (New York, N.Y.), 243(4897), 1419.

Chicago Style (17th ed.) Citation

IB, Dawid, Singer MF, and Zwanzig FR. "PNAS Reviewing Procedures." Science (New York, N.Y.) 243, no. 4897 (1989): 1419.

MLA (9th ed.) Citation

IB, Dawid, et al. "PNAS Reviewing Procedures." Science (New York, N.Y.), vol. 243, no. 4897, 1989, p. 1419.