FORML Conference, Forth Interest Group (Calif.), & Forth Modification Laboratory (Calif.). (1981). FORML proceedings. Forth Interest Group.
芝加哥风格引文FORML Conference, Forth Interest Group (Calif.), 与 Forth Modification Laboratory (Calif.). FORML Proceedings. San Jose, Calif.: Forth Interest Group, 1981.
MLA引文FORML Conference, et al. FORML Proceedings. Forth Interest Group, 1981.
警告：这些引文格式不一定是100％准确.