Dyrkning af salat, nelsongarden.dk, 23. april 2023, hentet 6. juni 2024
purdue.edu
hort.purdue.edu
Ryder, Edward J.; Waycott, William (1993), "New Directions in Salad Crops: New Forms, New Tools, and Old Philosophy", i Janick, J.; Simon, J.E. (red.), New Crops, Wiley, arkiveret fra originalen 17. juli 2012, hentet 3. juni 2024
web.archive.org
Ryder, Edward J.; Waycott, William (1993), "New Directions in Salad Crops: New Forms, New Tools, and Old Philosophy", i Janick, J.; Simon, J.E. (red.), New Crops, Wiley, arkiveret fra originalen 17. juli 2012, hentet 3. juni 2024