Παραπομπή APA

Haas, A. M., & Bouma, A. L. (1961). Shell research: Proceedings of the symposium on shell research Delft, August 30-September 2, 1961. Amsterdam: North-Holland Publishing Company.

Παραπομπή Chicago Style

Haas, A. M., and A. L. Bouma. Shell Research: Proceedings of the Symposium On Shell Research Delft, August 30-September 2, 1961. Amsterdam: North-Holland Publishing Company, 1961.

Παραπομπή MLA

Haas, A. M., and A. L. Bouma. Shell Research: Proceedings of the Symposium On Shell Research Delft, August 30-September 2, 1961. Amsterdam: North-Holland Publishing Company, 1961.

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