Παραπομπή APA

(1978). Programme of contracts intended for the fourth european development fund: 1 January 1978. [s.l.]: [s.n.].

Παραπομπή Chicago Style

Programme of Contracts Intended for the Fourth European Development Fund: 1 January 1978. [s.l.]: [s.n.], 1978.

Παραπομπή MLA

Programme of Contracts Intended for the Fourth European Development Fund: 1 January 1978. [s.l.]: [s.n.], 1978.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.