APA
Clearfield H. R., Dinoso V. P., . (1976). Gastrointestinal emergencies. New York: Grune & Stratton.
Chicago
Clearfield Harris R, Dinoso Vicente P, . 1976. Gastrointestinal emergencies. New York: Grune & Stratton.
Harvard
Clearfield H. R., Dinoso V. P., . (1976). Gastrointestinal emergencies. New York: Grune & Stratton.
MLA
Clearfield Harris R, Dinoso Vicente P, . Gastrointestinal emergencies. New York: Grune & Stratton. 1976.