SHIPMAN, H. L. (1980). Black holes quasors and universe - Harry L Shipman. Hougthon Mifflin Company.
Chicago Style (17th ed.) CitationSHIPMAN, Harry L. Black Holes Quasors and Universe - Harry L Shipman. Hougthon Mifflin Company, 1980.
MLA (8th ed.) CitationSHIPMAN, Harry L. Black Holes Quasors and Universe - Harry L Shipman. Hougthon Mifflin Company, 1980.
Warning: These citations may not always be 100% accurate.