APA

Bouchier I. A. D., . (1980). Recent advances in gastroenterology. Edinburgh: Churchill Livingstone.

Chicago

Bouchier Ian A D, . 1980. Recent advances in gastroenterology. Edinburgh: Churchill Livingstone.

Harvard

Bouchier I. A. D., . (1980). Recent advances in gastroenterology. Edinburgh: Churchill Livingstone.

MLA

Bouchier Ian A D, . Recent advances in gastroenterology. Edinburgh: Churchill Livingstone. 1980.