APA-referens (7:e uppl.)

Marcaida, J. B. (1977). Use of controlled writing to develop the language proficiency of first year college commerce students.

Chicago-referens (17:e uppl.)

Marcaida, Josefina B. Use of Controlled Writing to Develop the Language Proficiency of First Year College Commerce Students. 1977.

MLA-referens (9:e uppl.)

Marcaida, Josefina B. Use of Controlled Writing to Develop the Language Proficiency of First Year College Commerce Students. 1977.

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