APA

United States, . (1981). Materials shortages and industrial bottlenecks: causes, trends, prospects. [Washington, D.C: .

Chicago

United States, . 1981. Materials shortages and industrial bottlenecks: causes, trends, prospects. [Washington, D.C: .

Harvard

United States, . (1981). Materials shortages and industrial bottlenecks: causes, trends, prospects. [Washington, D.C: .

MLA

United States, . Materials shortages and industrial bottlenecks: causes, trends, prospects. [Washington, D.C: . 1981.