APA (7th ed.) Citation

Rolf, B. (1981). Topics on vagueness. Distributed by B. Rolf.

Chicago Style (17th ed.) Citation

Rolf, Bertil. Topics on Vagueness. Lund: Distributed by B. Rolf, 1981.

MLA (8th ed.) Citation

Rolf, Bertil. Topics on Vagueness. Distributed by B. Rolf, 1981.

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