You may use either one of the following:
Use this tag to flag a citation that is not specific enough to facilitate source verification. For example, it may include a page range which is unreasonably broad.
For citations missing vital parts of the source, use the more specific Incomplete or broken citation template in the navbox below.
This tag will categorize tagged articles into Category:Wikipedia articles needing factual verification or dated subcategory thereof. This template is a self-reference and is part of the project administration rather than the encyclopedic content.
TemplateData for Nonspecific
|Month and year|
Provides the month and year of the citation request; e.g., 'January 2013', but not 'jan13'