APA (7th ed.) Citation

De la Llana, A. A., Farpale, M. F. A. G., Sta. Maria, G. B., & Tiotuyco, V. N. (1983). An Educational research center for the educable mentally retarded.

Chicago Style (17th ed.) Citation

De la Llana, Antonio A., Ma. Fe Adoracion G. Farpale, Grace B. Sta. Maria, and Victor N. Tiotuyco. An Educational Research Center for the Educable Mentally Retarded. 1983.

MLA (9th ed.) Citation

De la Llana, Antonio A., et al. An Educational Research Center for the Educable Mentally Retarded. 1983.