NATIONAL CONCRETE MASONRY ASSOCIATION. United States. SOUND REDUCTION PROPERTIES OF CONCRETE MASONRY WALLS; REPORT OF SOUND TRANSMISSION LOSS AND AIR FLOW RESISTANCE MEASUREMENTS ON CONCRETE BLOCK WALLS.
芝加哥风格引文NATIONAL CONCRETE MASONRY ASSOCIATION. United States. SOUND REDUCTION PROPERTIES OF CONCRETE MASONRY WALLS; REPORT OF SOUND TRANSMISSION LOSS AND AIR FLOW RESISTANCE MEASUREMENTS ON CONCRETE BLOCK WALLS. BASED ON REPORTS SUBMITTED BY THE RIVERBANK ACOUSTICAL LABORATORIES ARMOUR RESEARCH FOUNDATION, (1959?).
MLA引文NATIONAL CONCRETE MASONRY ASSOCIATION. United States. SOUND REDUCTION PROPERTIES OF CONCRETE MASONRY WALLS; REPORT OF SOUND TRANSMISSION LOSS AND AIR FLOW RESISTANCE MEASUREMENTS ON CONCRETE BLOCK WALLS.
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