http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Một số vấn đề Tài chính-Tín dụng, giá cả
Tập bài giảng của giáo sư Liên Xô tại trường quản lí kinh tế Trung Ương
V.K.Xen-Tra-Gôp, V.S.PA-Scốp-Xki, L.E.Ba-Ba-Xkin