Cite
Letter, 1964 May 1, (Brooklyn, N.Y.), Joseph A. De Laine, Sr., to I. DeQuincey Newman, (Columbia, S.C.)
MLA
De Laine, Joseph A., Sr.. "Letter, 1964 May 1, (Brooklyn, N.Y.), Joseph A. De Laine, Sr., to I. DeQuincey Newman, (Columbia, S.C.)." South Caroliniana Library. 1964-05-01, http://digital.tcl.sc.edu/cdm/ref/collection/jad/id/702.
APA
De Laine, Joseph A., Sr. (1964-05-01). Letter, 1964 May 1, (Brooklyn, N.Y.), Joseph A. De Laine, Sr., to I. DeQuincey Newman, (Columbia, S.C.). Retrieved from http://digital.tcl.sc.edu/cdm/ref/collection/jad/id/702
Chicago
De Laine, Joseph A., Sr.. "Letter, 1964 May 1, (Brooklyn, N.Y.), Joseph A. De Laine, Sr., to I. DeQuincey Newman, (Columbia, S.C.)." 1964-05-01. July 20, 2025. http://digital.tcl.sc.edu/cdm/ref/collection/jad/id/702.