Greatest Seasonal Snowfall Total: 1,140 Inches. The western United States is king when it comes to the most amazing snow totals ever recorded over the course of a season, month and a day. A plethora of mountainous terrain in this part of the country interacting with moist Pacific storm systems can lead to some enormous amounts of snow.
The abbreviation et al. means and others. It is most often used when a work you are citing in your paper has multiple authors. When a work has two authors, cite both names every time the reference occurs in the text.
Three to five authors: Include all authors' last names the first time the citation is used. If you use the same citation again within the same paragraph, use only the first last name followed by 'et al'. If you used the citation again omit the year. First time: Cole, Dough and Ferris (1998) explained...