Cita APA (7a ed.)

GRAMMAR & SUTOPO, A. (1999). Grammar 3. MUP.

Cita Chicago Style (17a ed.)

GRAMMAR y ANAM SUTOPO. Grammar 3. Surakarta: MUP, 1999.

Cita MLA (9a ed.)

GRAMMAR y ANAM SUTOPO. Grammar 3. MUP, 1999.