APA引文

Gaskell, P. G. (1992). Membership of the RCGP.

Citação norma Chicago

Gaskell, P G. Membership of the RCGP. 1992.

MLA引文

Gaskell, P G. Membership of the RCGP. 1992.

警告：這些引文格式不一定是100％准確.