The correct reference in the Harvard style for the source is Select one: O A. Gunawardena, M, and Petraki, E. 2014, Critical thinking skills in the EAP classroom: Negotiating Tensions in the Sri Lankan Context in I. Liyanage and T. Walker (eds) English for Academic Purposes (EAP) in Asia: Negotiating Appropriate Practices in a Global Context, CNL series, vol 2, Springer, pp.65-77. O B. English for Academic Purposes (EAP) in Asia: Negotiating Appropriate Practices in a Global Context, I. Liyanage and T. Walker (eds) CNL series, vol 2, Springer, pp.65-77 in Gunawardena, M, and Petraki, E. 2014, Critical thinking skills in the EAP classroom: Negotiating Tensions in the Sri Lankan Context OC. Gunawardena, M, and Petraki, E. 2014, Critical thinking skills in the EAP classroom: Negotiating Tensions in the Sri Lankan Context, CNL series, vol 2, Springer, pp.65 77in I. Liyanage and T. Walker (eds) English for Academic Purposes (EAP) in Asia: Negotiating Appropriate Practices in a Global Context. O D. 1. Liyanage and T. Walker (eds) 2014, CNI series, vol 2, Springer, pp.65-77.Critical thinking skills in the EAP classroom: Negotiating Tensions in the Sn Lankan Context in Gunawardena, M, and Petraki, E. English for Academic Purposes (EAP) in Asia: Negotiating Appropriate Practices in a Global Context, O E. I. Liyanage and T. Walker (eds) English for Academic Purposes (EAP) in Asia: Negotiating Appropriate Practices in a Global Context, CNL series, vol 2, Springer, pp.65-77, in Gunawardena, M, and Petraki, E. 2014, Critical thinking skills in the EAP classroom: Negotiating Tensions in the Sri Lankan Context