Use three hyphens followed by a period in place of authors name.
Explanation:
A citation is an acceptable way of notifying your readers that certain material, information, facts, or ideas in your work came from another source. It is very importance when you draw a reference to the material so as to avoid plagiarism.
In the case of listing more than one work by the same author, after given the name in first entry, hereafter type three hyphens in place of the name, followed by a period and the title. The three hyphens represent the same name as in the preceding entry. The is the standard for listing more than one work by the same author.
