APA引文

Aston, R. (1998). Genetic counselling must be non-directive. British Medical Journal.

Citação norma Chicago

Aston, Robert. Genetic Counselling Must Be Non-directive. British Medical Journal, 1998.

MLA引文

Aston, Robert. Genetic Counselling Must Be Non-directive. British Medical Journal, 1998.

警告：這些引文格式不一定是100％准確.