APA

Ingvarsson L., . (19771978). Welded box columns of high strength steel. Stockholm: Dep. of Building Statics and Structural Engineering, the Royal Inst. of Technology.

Chicago

Ingvarsson Lars, . 19771978. Welded box columns of high strength steel. Stockholm: Dep. of Building Statics and Structural Engineering, the Royal Inst. of Technology.

Harvard

Ingvarsson L., . (19771978). Welded box columns of high strength steel. Stockholm: Dep. of Building Statics and Structural Engineering, the Royal Inst. of Technology.

MLA

Ingvarsson Lars, . Welded box columns of high strength steel. Stockholm: Dep. of Building Statics and Structural Engineering, the Royal Inst. of Technology. 19771978.