Cita APA (7a ed.)

Masud, F. (2005). Essentials of English Grammar a practical Guide. BPFE.

Cita Chicago Style (17a ed.)

Masud, Fuad. Essentials of English Grammar a Practical Guide. BPFE, 2005.

Cita MLA (8a ed.)

Masud, Fuad. Essentials of English Grammar a Practical Guide. BPFE, 2005.