Verhelst, W., & Verhelst, W. (1988). Sculpture: Tools, materials, and techniques (2. edition.). Englewood Cliffs, N.J.: Prentice Hall.
Chicago Style CitationVerhelst, Wilbert, and Wilbert Verhelst. Sculpture: Tools, Materials, and Techniques. 2. edition. Englewood Cliffs, N.J.: Prentice Hall, 1988.
MLA CitationVerhelst, Wilbert, and Wilbert Verhelst. Sculpture: Tools, Materials, and Techniques. 2. edition. Englewood Cliffs, N.J.: Prentice Hall, 1988.
Warning: These citations may not always be 100% accurate.