Lua APA (7ú heag.)

SALEEM SHAIKH. (2006). BUSINESS ENVIRONMENT. PEARSON EDUCATION.

Lua i Stíl Chicago (17ú heag.)

SALEEM SHAIKH. BUSINESS ENVIRONMENT. DELHI: PEARSON EDUCATION, 2006.

Lua MLA (9ú heag.)

SALEEM SHAIKH. BUSINESS ENVIRONMENT. PEARSON EDUCATION, 2006.

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