Cita APA (7th ed.)

SINGH, S. (2003). ORIENT LONGMAN ENGLISH GRAMMAR. ORIENT LONGMAN.

Cita Chicago (17th ed.)

SINGH, SHRIKRISHNA. ORIENT LONGMAN ENGLISH GRAMMAR. HYDERABAD: ORIENT LONGMAN, 2003.

Cita MLA (9th ed.)

SINGH, SHRIKRISHNA. ORIENT LONGMAN ENGLISH GRAMMAR. ORIENT LONGMAN, 2003.