Cita APA (7a ed.)

Ardiansyah. (2004). Let's speak english nurse. EGC.

Cita Chicago Style (17a ed.)

Ardiansyah. Let's Speak English Nurse. EGC, 2004.

Cita MLA (9a ed.)

Ardiansyah. Let's Speak English Nurse. EGC, 2004.