APA citiranje

Blaser, M. J. (1997). Ecology of Helicobacter pylori in the human stomach.

Citação norma Chicago

Blaser, M J. Ecology of Helicobacter Pylori in the Human Stomach. 1997.

MLA citiranje

Blaser, M J. Ecology of Helicobacter Pylori in the Human Stomach. 1997.