SMITH, J. l., KEITH, R. M., & STEPHENS, W. L. (1989). Accounting principles.-- Ed.3. McGraw-Hill.

SMITH, Jack l., Robert M. KEITH, and William L. STEPHENS. Accounting Principles.-- Ed.3. New York: McGraw-Hill, 1989.

SMITH, Jack l., et al. Accounting Principles.-- Ed.3. McGraw-Hill, 1989.