Cita APA (7th ed.)

Helmy Sh. W. Sherif W. (2004). 1000 EMQs for PLAB based on current exams (2nd ed.). Oxford, Radcliffe Publishing, 2004.

Cita Chicago (17th ed.)

Helmy Sh. W. Sherif W. 1000 EMQs for PLAB Based on Current Exams. 2nd ed. Oxford, Radcliffe Publishing, 2004, 2004.

Cita MLA (9th ed.)

Helmy Sh. W. Sherif W. 1000 EMQs for PLAB Based on Current Exams. 2nd ed. Oxford, Radcliffe Publishing, 2004, 2004.