Simpson, J. E. B., & Simpson, J. E. B. (2011). The Routledge Handbook of Applied Linguistics. Routledge, 2011. https://doi.org/10.4324/9780203835654

SIMPSON, James Edward Barbour and SIMPSON, James Edward Barbour, 2011. The Routledge Handbook of Applied Linguistics [online]. Routledge, 2011. Available from: https://ecampus.uinjkt.ac.id ndex.php?p=show_detail&id=9397&keywords=

Simpson, J. E. B., and J. E. B. Simpson. The Routledge Handbook of Applied Linguistics. Routledge, 2011., 2011, https://doi.org/10.4324/9780203835654.

Simpson, James Edward Barbour/Simpson, James Edward Barbour: The Routledge Handbook of Applied Linguistics, 2011.

Simpson, J.E.B. and Simpson, J.E.B. (2011), The Routledge Handbook of Applied Linguistics, Vol. , Routledge, 2011., available at:https://doi.org/10.4324/9780203835654.