APA
Gardner E. S., . (2000). Case of the Drowing Duck. Bangalore: Master Mind Books.
Chicago
Gardner Erle Stanley, . 2000. Case of the Drowing Duck. Bangalore: Master Mind Books.
Harvard
Gardner E. S., . (2000). Case of the Drowing Duck. Bangalore: Master Mind Books.
MLA
Gardner Erle Stanley, . Case of the Drowing Duck. Bangalore: Master Mind Books. 2000.