Oliveros, L. A. G. SonicGear Spectra 2000. PC World Philippines.
芝加哥风格引文Oliveros, Luis Anthony G. "SonicGear Spectra 2000." PC World Philippines .
MLA引文Oliveros, Luis Anthony G. "SonicGear Spectra 2000." PC World Philippines, .
警告：这些引文格式不一定是100％准确.