The standard abbreviation for multiple authors in a citation is "et al." which is short for the Latin term "et alii" meaning "and others."
The abbreviation et al. is used for more than 1 author; for example Johnson et al. states that ....
When an author has written more than one source, you can differentiate between them by including a short title or date within the in-text citation. For example, (Author, "Title," Year) or (Author, Source1, Year). This helps to distinguish between the different sources by the same author.
When referencing a book with many authors, include the names of all the authors in the citation using the "et al." abbreviation after the first author's name if there are more than three authors. In the reference list, list all the authors' names.
Add the title of the book
It is the abbreviation when you refer to more than one Mister (Mr.).
The required information for a citation for a website in MLA style is: author's last name, first name, title of page/document, title of the web site, sponsoring organization, publication/updated date, medium of publication, date of Access.
Yes, there is more than one. Every state has an abbreviation.
Yes, it is important to list all authors in a citation if there are multiple authors. This gives credit to all individuals who contributed to the work and acknowledges their contributions to the research or publication.
Sts.
There is no standard abbreviation in English for "cousins," because the word is so short that no abbreviation is usually needed.
You can find more than one, T ,TO, TOR, TR
You will probably see the abbreviation "GOP" more than any other. It stands for Grand Old Party.
It is possibly more of an abbreviation than slang - "caulies" = Cauliflowers.