Trích dẫn APA

Whalley, W. (1879). A Brief Record of Two Thousand Two Hundred Consecutive Cases of Midwifery.

Trích dẫn kiểu Chicago

Whalley, W. A Brief Record of Two Thousand Two Hundred Consecutive Cases of Midwifery. 1879.

Trích dẫn MLA

Whalley, W. A Brief Record of Two Thousand Two Hundred Consecutive Cases of Midwifery. 1879.

Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.