There are some basic guidelines must be followed in order to create a correctly arranged reference list according to the Harvard referencing system. Please select from the following the inaccurate one. 
A、The references must be arranged in alphabetical order according to the (first) author’s surname.
B、If a date of publication cannot be found, then it is acceptable to omit it.
C、Where there is more than one author, the order of their names as they appear on the cover or title page of the publication must be maintained, even if they are not in alphabetical order.