APA (7th ed.) Citation

Lüneburg, H. (1970). Lectures on projective planes. University of Illinois.

Chicago Style (17th ed.) Citation

Lüneburg, Heinz. Lectures on Projective Planes. Chicago: University of Illinois, 1970.

MLA (9th ed.) Citation

Lüneburg, Heinz. Lectures on Projective Planes. University of Illinois, 1970.