Cyssco, d. r. (2013). Cracking the TOEFL. Test preparation models & problem solving. Puspa Swara.
Cita Chicago (17th ed.)Cyssco, dhanny r. Cracking the TOEFL. Test Preparation Models & Problem Solving. Puspa Swara, 2013.
Cita MLA (9th ed.)Cyssco, dhanny r. Cracking the TOEFL. Test Preparation Models & Problem Solving. Puspa Swara, 2013.
Atenció: Aquestes cites poden no estar 100% correctes.