Excerpt from By-Laws of the City Council of the City of Quebec
Whenthe previous question is put, a debate may be had on the main motion; it excludes all other amendments. If it be decided in the affirmative, the main motion shall be put to the vote immediately. If it be decided in the negative, the main motion is ipso facto set aside.
Books can be attributed to "Unknown" when the author or editor (as applicable) is not known and cannot be discovered. If at all possible, list at least one actual author or editor for a book instead of using "Unknown".
Books whose authorship is purposefully withheld should be attributed instead to Anonymous.