Issue No. 09 - September (1974 vol. 23)
S.J. Wallach , Raytheon Co. Hartwell Rd.
As APL (A Programming Language) attains its place as one of the widely used programming languages one welcomes a commensurate increase in the number of publications detailing its use and expanding the base from which to gain knowledge.
S. Wallach, "B 74-39 A Course in APL/360 with Applications," in IEEE Transactions on Computers, vol. 23, no. , pp. 990-991, 1974.