Estilo APA

Skinner, Carol, Corradi, Leonor. (2005). Pals : Student's Book + Activity Book / Carol Skinner (1). Harlow: Longman.

Estilo Chicago

Skinner, Carol, Corradi, Leonor. Pals : Student's Book + Activity Book / Carol Skinner. 1 Harlow: Longman, 2005. IES DyT 9-001 Gral. San Martin.

Estilo MLA

Skinner, Carol, Corradi, Leonor. Pals : Student's Book + Activity Book / Carol Skinner. 1 Harlow: Longman, 2005. IES DyT 9-001 Gral. San Martin.

Estilo Turabian

Skinner, Carol, Corradi, Leonor. Pals : Student's Book + Activity Book / Carol Skinner. 1 Harlow: Longman, 2005. IES DyT 9-001 Gral. San Martin.