Lopez, C., & Constantino, E. A. (1977). Selected writings of Cecilio Lopez in Philippine linguistics. Archives of Philippine Languages and Dialects ; Philippine Linguistics Circle ; Samahang Lingguwistika ng Unibersidad ng Pilipinas.
Παραπομπή σε μορφή Chicago (17η εκδ.)Lopez, Cecilio, και Ernesto Andres Constantino. Selected Writings of Cecilio Lopez in Philippine Linguistics. Quezon City: Archives of Philippine Languages and Dialects ; Philippine Linguistics Circle ; Samahang Lingguwistika ng Unibersidad ng Pilipinas, 1977.
Παραπομπή σε μορφή MLA (9th εκδ.)Lopez, Cecilio, και Ernesto Andres Constantino. Selected Writings of Cecilio Lopez in Philippine Linguistics. Archives of Philippine Languages and Dialects ; Philippine Linguistics Circle ; Samahang Lingguwistika ng Unibersidad ng Pilipinas, 1977.