Speech correction on the contract plan
Ruth Baldock Manser, E. George Payne (Editor)
"The contract method for the correction of speech defects is an adaptation of the Dalton contract plan."
xix, 333 pages : illustrations ; 21 cm
47728483
"Editor's introduction" signed: E. George Payne
"The contract method for the correction of speech defects is an adaptation of the Dalton contract plan."--Page xvii
Third printing