Trích dẫn APA

Schedl, H. P. (1977). Environmental factors and the development of disease and injury in the alimentary tract.

Trích dẫn kiểu Chicago

Schedl, H P. Environmental Factors and the Development of Disease and Injury in the Alimentary Tract. 1977.

Trích dẫn MLA

Schedl, H P. Environmental Factors and the Development of Disease and Injury in the Alimentary Tract. 1977.

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