Day, J. G., & Stacey, G. (2007). Cryopreservation and freeze-drying protocols (2nd edition.). Humana Press.

Day, John G., and G. Stacey. Cryopreservation and Freeze-drying Protocols. 2nd edition. Totowa, N.J: Humana Press, 2007.

Day, John G., and G. Stacey. Cryopreservation and Freeze-drying Protocols. 2nd edition. Humana Press, 2007.