APA

kinney j., . (2015). diary of a wimpy kid old school. new york: penguin random hous uk.

Chicago

kinney jeff, . 2015. diary of a wimpy kid old school. new york: penguin random hous uk.

Harvard

kinney j., . (2015). diary of a wimpy kid old school. new york: penguin random hous uk.

MLA

kinney jeff, . diary of a wimpy kid old school. new york: penguin random hous uk. 2015.