APA

Stevenson R. L., Stevenson R. L. & Stevenson R. L. (1978). Treasure Island ; Kidnapped ; The black arrow. London: .

Chicago

Stevenson Robert Louis, Stevenson Robert Louis and Stevenson Robert Louis. 1978. Treasure Island ; Kidnapped ; The black arrow. London: .

Harvard

Stevenson R. L., Stevenson R. L. and Stevenson R. L. (1978). Treasure Island ; Kidnapped ; The black arrow. London: .

MLA

Stevenson Robert Louis, Stevenson Robert Louis and Stevenson Robert Louis. Treasure Island ; Kidnapped ; The black arrow. London: . 1978.