NELSEN, Roger B.
Proofs without words : exercises in visual thinking / Roger B. Nelsen. - Washington DC : The Mathematical Association of America, cop. 1993. - vii, 152 str. : ilustr. ; graf. prikazi ; 26 cm. - (Classroom resource materials ; Number 1)
Bibliografija (Izvori): str. [145]-149.
ISBN 0-88385-700-6