APA

King (Graham), . (1993). Spell Check 1000 Most Misspelled Words. : .

Chicago

King (Graham), . 1993. Spell Check 1000 Most Misspelled Words. : .

Harvard

King (Graham), . (1993). Spell Check 1000 Most Misspelled Words. : .

MLA

King (Graham), . Spell Check 1000 Most Misspelled Words. : . 1993.