Gaya APA

St, D., Nasional, A. (1990). Quantities and Units of Acoustics (1990). : Jakarta: Dewan Standardisasi Nasional,.

Gaya MLA

St, Dewan., Nasional, Ardisasi. "Quantities and Units of Acoustics". 1990 : Jakarta: Dewan Standardisasi Nasional,, 1990. Text.