Federation Internationale Des Ingenieurs-Conseils, Zurich. (1957). Conditions of contract: (international), for works of civil engineering construction, with forms of tender and agreement. Fédération Internationale des Ingénieurs-Conseils.
Չիկագոյի ոճի (17րդ խմբ.) մեջբերումFederation Internationale Des Ingenieurs-Conseils, Zurich. Conditions of Contract: (international), for Works of Civil Engineering Construction, with Forms of Tender and Agreement. Zurich: Fédération Internationale des Ingénieurs-Conseils, 1957.
MLA (8րդ խմբ.) ՄեջբերումFederation Internationale Des Ingenieurs-Conseils, Zurich. Conditions of Contract: (international), for Works of Civil Engineering Construction, with Forms of Tender and Agreement. Fédération Internationale des Ingénieurs-Conseils, 1957.