Cita APA (7a ed.)

DE SILVA, D., & WONG, J. (1996). Preston advanced vocabulary practice: Primary 6. Binarupa Aksara.

Cita Chicago Style (17a ed.)

DE SILVA, Denise, y Julie WONG. Preston Advanced Vocabulary Practice: Primary 6. Jakarta: Binarupa Aksara, 1996.

Cita MLA (9a ed.)

DE SILVA, Denise, y Julie WONG. Preston Advanced Vocabulary Practice: Primary 6. Binarupa Aksara, 1996.