Dyfyniad APA

Robertson, L. S. (2006). Robertson's reply to Evans' assertions. BMJ Group.

Dyfyniad Arddull Chicago

Robertson, L S. Robertson's Reply to Evans' Assertions. BMJ Group, 2006.

Dyfyniad MLA

Robertson, L S. Robertson's Reply to Evans' Assertions. BMJ Group, 2006.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.