Philippines. Department of Tourism. (1975). Department of Tourism & Philippine Tourism Authority information manual. DOT.
芝加哥风格引文Philippines. Department of Tourism. Department of Tourism & Philippine Tourism Authority Information Manual. Manila: DOT, 1975.
MLA引文Philippines. Department of Tourism. Department of Tourism & Philippine Tourism Authority Information Manual. DOT, 1975.
警告:这些引文格式不一定是100%准确.