APA (7th ed.) Citation

Schmidt, H. (1991). Meta-level control for deductive database systems. Springer.

Chicago Style (17th ed.) Citation

Schmidt, Helmut. Meta-level Control for Deductive Database Systems. Berlin u.a: Springer, 1991.

MLA (9th ed.) Citation

Schmidt, Helmut. Meta-level Control for Deductive Database Systems. Springer, 1991.

Warning: These citations may not always be 100% accurate.