布莱克斯通 & 比顿. (2013). 菜花地里的小奶牛: There's a cow in the cabbage patch. 新时代出版社.
Chicago Style aipamena布莱克斯通 and 比顿. 菜花地里的小奶牛: There's a Cow in the Cabbage Patch. 新时代出版社, 2013.
MLA aipamena布莱克斯通 and 比顿. 菜花地里的小奶牛: There's a Cow in the Cabbage Patch. 新时代出版社, 2013.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.