一般注記Cover title
"Modernization of existing underground heat distribution systems."
Distributed to depository libraries in microfiche
Shipping list no.: 92-1631-M
"March 1991."
Physical description for original version: 59 p. : 28 cm
書誌注記Includes bibliographical references
原資料等に関する注記原資料の出版事項: [Champaign, Ill.] ; [Springfield, VA : US Army Corps of Engineers, Construction Engineering Research Laboratory : National Technical Information Service, distributor, 1991]
SUPTDOC番号: D 103.53: M-91/01
GPO管理番号: 0335-A (MF)