APA引文

Watkins, J. (1986). A 'herald wave' of type A influenza of the H1N1 sub-type.

Citação norma Chicago

Watkins, J. A 'herald Wave' of Type A Influenza of the H1N1 Sub-type. 1986.

MLA引文

Watkins, J. A 'herald Wave' of Type A Influenza of the H1N1 Sub-type. 1986.

警告：這些引文格式不一定是100％准確.