APA

Somerville L., Chen K. K. (. ). & Pells T. (1988). Guitar. London: Usborne.

Chicago

Somerville Louisa, Chen Kuo Kang (Illustrated ) and Pells Tim. 1988. Guitar. London: Usborne.

Harvard

Somerville L., Chen K. K. (. ). and Pells T. (1988). Guitar. London: Usborne.

MLA

Somerville Louisa, Chen Kuo Kang (Illustrated ) and Pells Tim. Guitar. London: Usborne. 1988.