Guzman, M. K. (1998). Living language: Assessment of language proficiency and needs in the professions and in the workplace. Office of Research Coordination, Education Research Program-CIDS University of the Philippines.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)Guzman, Maybelle K. Living Language: Assessment of Language Proficiency and Needs in the Professions and in the Workplace. Quezon City: Office of Research Coordination, Education Research Program-CIDS University of the Philippines, 1998.
Trích dẫn kiểu MLA (xuất bản lần thứ 9)Guzman, Maybelle K. Living Language: Assessment of Language Proficiency and Needs in the Professions and in the Workplace. Office of Research Coordination, Education Research Program-CIDS University of the Philippines, 1998.
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