APA
Conan Doyle A. S., . (1976). The redheaded league. [б. м.]: Educational Progress.
Chicago
Conan Doyle Arthur Sir, . 1976. The redheaded league. [б. м.]: Educational Progress.
Harvard
Conan Doyle A. S., . (1976). The redheaded league. [б. м.]: Educational Progress.
MLA
Conan Doyle Arthur Sir, . The redheaded league. [б. м.]: Educational Progress. 1976.
