warneryd, k. (1990). Economic conventions: Essays in institutional evaluation. the economic research institute.
Չիկագոյի ոճի (17րդ խմբ.) մեջբերումwarneryd, karl. Economic Conventions: Essays in Institutional Evaluation. Stockholm: the economic research institute, 1990.
MLA (9րդ խմբ.) Մեջբերումwarneryd, karl. Economic Conventions: Essays in Institutional Evaluation. the economic research institute, 1990.