APA citiranje

Mackay, J. (2002). Dr David D Yen, JD (1921–2002). BMJ Group.

Citação norma Chicago

Mackay, J. Dr David D Yen, JD (1921–2002). BMJ Group, 2002.

MLA citiranje

Mackay, J. Dr David D Yen, JD (1921–2002). BMJ Group, 2002.