APA

Shipton P., Elworthy A., . (2007). I Can Do It!. London: Collins.

Chicago

Shipton Paul, Elworthy Antony, . 2007. I Can Do It!. London: Collins.

Harvard

Shipton P., Elworthy A., . (2007). I Can Do It!. London: Collins.

MLA

Shipton Paul, Elworthy Antony, . I Can Do It!. London: Collins. 2007.