Barker, M. B. (1978). Building underground for people: Eleven selected projects in the United States. American Institute of Architects.
Chicago Style (17th ed.) CitationBarker, Michael B. Building Underground for People: Eleven Selected Projects in the United States. Washington, D.C.: American Institute of Architects, 1978.
MLA (9th ed.) CitationBarker, Michael B. Building Underground for People: Eleven Selected Projects in the United States. American Institute of Architects, 1978.
Warning: These citations may not always be 100% accurate.