Παραπομπή APA

(1987). Project summaries: FY 1987: Directorate for scientific, technological, and international affairs national science foundation. Washington.

Παραπομπή Chicago Style

Project Summaries: FY 1987: Directorate for Scientific, Technological, and International Affairs National Science Foundation. Washington, 1987.

Παραπομπή MLA

Project Summaries: FY 1987: Directorate for Scientific, Technological, and International Affairs National Science Foundation. Washington, 1987.

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