Citazione Stile APA (7a Edizione)

(1981). Aspects of language planning and development in the Philippines.

Citazione stile Chigago Style (17a edizione)

Aspects of Language Planning and Development in the Philippines. Linguistic Society of the Philippines, 1981.

Citatione MLA (9a ed.)

Aspects of Language Planning and Development in the Philippines. 1981.