APA (7e ed.) Bronvermelding

Kelz, H. P. (1978). Language planning in Germany - a model for the Philippines? Philippine Journal of Linguistics.

Chicago (17e ed.) Bronvermelding

Kelz, Heinrich P. "Language Planning in Germany - a Model for the Philippines?" Philippine Journal of Linguistics 1978.

MLA (9e ed.) Bronvermelding

Kelz, Heinrich P. "Language Planning in Germany - a Model for the Philippines?" Philippine Journal of Linguistics, 1978.