Whicher, O. (1971). Projective geometry: Creative polarities in space and time. Rudolf Steiner Press.
Chicago Style (17th ed.) CitationWhicher, Olive. Projective Geometry: Creative Polarities in Space and Time. London: Rudolf Steiner Press, 1971.
MLA (9th ed.) CitationWhicher, Olive. Projective Geometry: Creative Polarities in Space and Time. Rudolf Steiner Press, 1971.
Warning: These citations may not always be 100% accurate.