Citace podle APA (7th ed.)

(1991). On Evaluating Language Proficiency Gain in Study Abroad Environments An Empirical Study of American Students of Russian (A Preliminary Analysis of Data) / Richard D. Brecht and Others. [microform].

Citace podle Chicago (17th ed.)

On Evaluating Language Proficiency Gain in Study Abroad Environments An Empirical Study of American Students of Russian (A Preliminary Analysis of Data) / Richard D. Brecht and Others. [microform]. 1991.

Citace podle MLA (9th ed.)

On Evaluating Language Proficiency Gain in Study Abroad Environments An Empirical Study of American Students of Russian (A Preliminary Analysis of Data) / Richard D. Brecht and Others. [microform]. 1991.

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