APA (7th ed.) Citation

Hörnig, K. M. (1981). A unified approach to definability problems in the theory of higher type functionals.

Chicago Style (17th ed.) Citation

Hörnig, Klaus Martin. A Unified Approach to Definability Problems in the Theory of Higher Type Functionals. 1981.

MLA (9th ed.) Citation

Hörnig, Klaus Martin. A Unified Approach to Definability Problems in the Theory of Higher Type Functionals. 1981.

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