Robertson , A. J. (2006). Thorax in the 1960s. BMJ Group.
Citação norma ChicagoRobertson , A J. Thorax in the 1960s. BMJ Group, 2006.
MLA引文Robertson , A J. Thorax in the 1960s. BMJ Group, 2006.
警告：這些引文格式不一定是100％准確.
APA引文
Robertson , A. J. (2006). Thorax in the 1960s. BMJ Group.
Citação norma ChicagoRobertson , A J. Thorax in the 1960s. BMJ Group, 2006.
MLA引文Robertson , A J. Thorax in the 1960s. BMJ Group, 2006.