1. A. R. Moyer Inc. v. Graham . (1973). 285 So. 2d 397.
2. Acret J. (1977). Architects and engineers—Their professional responsibility . McGraw‐Hill Book Co. N.Y.
3. 65 American Law Reports 3d. (1974). The Lawyers' Cooperative Pub. Co. Rochester N.Y. 238.
4. Black's law dictionary . (1979). 5th ed. The Publisher's Editorial Staff West Publ. Co. St. Paul Minn.
5. Bloomsburg Mills Inc. v. Sardoni Construction Company . (1960). 401 Pa. 358 164 A.2d 201.