Cite
. “ E. P. Dutton and Co., Inc. Royalty Statement for "Echo in My Soul," November 1, 1963 through April 30, 1964” Lowcountry Digital Library, Avery Research Center at the College of Charleston, 1964-04-30.
. “ E. P. Dutton and Co., Inc. Royalty Statement for "Echo in My Soul," November 1, 1963 through April 30, 1964” Lowcountry Digital Library, Avery Research Center at the College of Charleston, 1964-04-30.