APA (7th ed.) Citation

Maurer, H. A. c. 2. (1972). Simple matrix languages with a leftmost restriction.

Chicago Style (17th ed.) Citation

Maurer, Hermann August ca. 20.Jh. Simple Matrix Languages with a Leftmost Restriction. Karlsruhe, 1972.

MLA (9th ed.) Citation

Maurer, Hermann August ca. 20.Jh. Simple Matrix Languages with a Leftmost Restriction. 1972.

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