Gaya APA

Clayden, G. (1987). A paediatric catechism : clinical notes for medical undergraduates (1st. Ed.). London: Hodder & Stoughton.

Gaya MLA

Clayden, Graham. "A paediatric catechism : clinical notes for medical undergraduates". 1st. Ed. London: Hodder & Stoughton, 1987. Text.