Harvard University. Laboratory for Computer Graphics and Spatial Analysis. SYMPAP user's reference manual. The Laboratory.
Chicago-Zitierstil (17. Ausg.)Harvard University. Laboratory for Computer Graphics and Spatial Analysis. SYMPAP User's Reference Manual. [s.l.]: The Laboratory.
MLA-Zitierstil (9. Ausg.)Harvard University. Laboratory for Computer Graphics and Spatial Analysis. SYMPAP User's Reference Manual. The Laboratory.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.