National Science Development Board. (1973). National research and development program (FY 1973-1976). NSDB.
Chicagoスタイル(17版)引用形式National Science Development Board. National Research and Development Program (FY 1973-1976). Tagig, Rizal: NSDB, 1973.
MLA(9版)引用形式National Science Development Board. National Research and Development Program (FY 1973-1976). NSDB, 1973.
警告: この引用は必ずしも正確ではありません.