Gaya APA
Edwards, C, R, W., Bouchier, I, A, D. (1991).
Principles And Practice Of Medicine (Sixteenth, ed.).
Edinburgh:
ELBS and Bailliere Tindall.
Gaya MLA
Edwards, Christopher, R., W.., Bouchier, Ian, A., D..
"Principles And Practice Of Medicine".
Sixteenth, ed.
Edinburgh:
ELBS and Bailliere Tindall,
1991.
Text.