APA

Doyle S. A. C., Hopkins A. & Maule D. (2008). Three Adventures Of Sherlock Holmes. London: Penan Doyle.

Chicago

Doyle Sir Arhur Conan, Hopkins Andy and Maule David. 2008. Three Adventures Of Sherlock Holmes. London: Penan Doyle.

Harvard

Doyle S. A. C., Hopkins A. and Maule D. (2008). Three Adventures Of Sherlock Holmes. London: Penan Doyle.

MLA

Doyle Sir Arhur Conan, Hopkins Andy and Maule David. Three Adventures Of Sherlock Holmes. London: Penan Doyle. 2008.