Παραπομπή APA

(1981). Boards of Directors: Part II. [s.l.]: President and Fellows of Harvard College.

Παραπομπή Chicago Style

Boards of Directors: Part II. [s.l.]: President and Fellows of Harvard College, 1981.

Παραπομπή MLA

Boards of Directors: Part II. [s.l.]: President and Fellows of Harvard College, 1981.

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