Cita APA (7a ed.)

Canonigo, C. S. (1993). Book of tongue twisters (1993 ed.). C.S. Canonigo.

Cita Chicago Style (17a ed.)

Canonigo, Cristina Santos. Book of Tongue Twisters. 1993 ed. Cebu City: C.S. Canonigo, 1993.

Cita MLA (9a ed.)

Canonigo, Cristina Santos. Book of Tongue Twisters. 1993 ed. C.S. Canonigo, 1993.