APA (7th ed.) Citation

JR, A., JG, F., P, K., A, P., & RA, H. (1977). Measures of maturity indices in perinatal mortality. Monographs in paediatrics, 9, 121.

Chicago Style (17th ed.) Citation

JR, Ashford, Fryer JG, Karlberg P, Priolisi A, and Harding RA. "Measures of Maturity Indices in Perinatal Mortality." Monographs in Paediatrics 9 (1977): 121.

MLA (9th ed.) Citation

JR, Ashford, et al. "Measures of Maturity Indices in Perinatal Mortality." Monographs in Paediatrics, vol. 9, 1977, p. 121.