1 2 Witt, B.S., Whittfield, J.C., Stepansky, A.J. (2012) Pastperfect software for museum collections: Version 5 users guide. Retrieved from http://museumsoftware.com/v5userguide.html ↑ Jebb, Matthew (1998) Cataloguing and Record keeping for Plant Collections Retrieved from http://www.botanicgardens.ie/educ/accnosho.pdf Archived 2017-09-08 at the Wayback Machine ↑ Croft, Jim.