Estilo APA

Soars, Liz, Soars, John. (1995). Headway : Elementary : workbook / / Liz and John Soars (1 ed). Oxford: Oxford University Press.

Estilo Chicago

Soars, Liz, Soars, John. Headway : Elementary : workbook / / Liz and John Soars. 1 ed Oxford: Oxford University Press, 1995. IES DyT 9-001 Gral. San Martin.

Estilo MLA

Soars, Liz, Soars, John. Headway : Elementary : workbook / / Liz and John Soars. 1 ed Oxford: Oxford University Press, 1995. IES DyT 9-001 Gral. San Martin.

Estilo Turabian

Soars, Liz, Soars, John. Headway : Elementary : workbook / / Liz and John Soars. 1 ed Oxford: Oxford University Press, 1995. IES DyT 9-001 Gral. San Martin.