APA
Rickham P., Johnston J., . (1969). Neonatal surgery. London: Butter Worths.
Chicago
Rickham P.P, Johnston J.H, . 1969. Neonatal surgery. London: Butter Worths.
Harvard
Rickham P., Johnston J., . (1969). Neonatal surgery. London: Butter Worths.
MLA
Rickham P.P, Johnston J.H, . Neonatal surgery. London: Butter Worths. 1969.