ScienceDirect (Online service), Dennis, M. G., & Dennis, E. A. (1982). Cumulative subject index: Volumes 31, 32, 34-60. Academic Press.
Chicago Style (17th ed.) CitationScienceDirect (Online service), Martha G. Dennis, and Edward A. Dennis. Cumulative Subject Index: Volumes 31, 32, 34-60. New York: Academic Press, 1982.
MLA (9th ed.) CitationScienceDirect (Online service), et al. Cumulative Subject Index: Volumes 31, 32, 34-60. Academic Press, 1982.
Warning: These citations may not always be 100% accurate.