APA
Williams B., . (2006). The gingerbread man : level 1, book 5. Kulala Lumbur: Kohwai & Young.
Chicago
Williams Bob, . 2006. The gingerbread man : level 1, book 5. Kulala Lumbur: Kohwai & Young.
Harvard
Williams B., . (2006). The gingerbread man : level 1, book 5. Kulala Lumbur: Kohwai & Young.
MLA
Williams Bob, . The gingerbread man : level 1, book 5. Kulala Lumbur: Kohwai & Young. 2006.