Lua APA (7ú heag.)

Ellis, J., & Williams, D. (1995). International business strategy. Financial Times Prentice Hall/Pearson Education.

Lua i Stíl Chicago (17ú heag.)

Ellis, John, agus David Williams. International Business Strategy. Harlow: Financial Times Prentice Hall/Pearson Education, 1995.

Lua MLA (9ú heag.)

Ellis, John, agus David Williams. International Business Strategy. Financial Times Prentice Hall/Pearson Education, 1995.

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