Sibayan, B. P. (2019). Some thoughts on sociolinguistic research and language planning in the Philippines. Philippine Journal of Linguistics.
Citazione stile Chigago Style (17a edizione)Sibayan, Bonifacio P. "Some Thoughts on Sociolinguistic Research and Language Planning in the Philippines." Philippine Journal of Linguistics 2019.
Citatione MLA (9a ed.)Sibayan, Bonifacio P. "Some Thoughts on Sociolinguistic Research and Language Planning in the Philippines." Philippine Journal of Linguistics, 2019.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.