APA

kinney j., . (2010). diary of a wimpy kids the ugly truth. new york: penguin books.

Chicago

kinney jeff, . 2010. diary of a wimpy kids the ugly truth. new york: penguin books.

Harvard

kinney j., . (2010). diary of a wimpy kids the ugly truth. new york: penguin books.

MLA

kinney jeff, . diary of a wimpy kids the ugly truth. new york: penguin books. 2010.