Sicat, G. P. (1970). Abstract of memorandum on export incentives proposals. s.n.].
芝加哥风格引文Sicat, Gerardo Pasion. Abstract of Memorandum on Export Incentives Proposals. [S.l: s.n.], 1970.
MLA引文Sicat, Gerardo Pasion. Abstract of Memorandum on Export Incentives Proposals. s.n.], 1970.
警告：这些引文格式不一定是100％准确.