Perry, R. H., Chilton, C. H., & Kirpatrick, S. D. (1963). Chemical engineers' handbook (4a. ed.). McGraw-Hill.
Dyfyniad Arddull ChicagoPerry, Robert H., Cecil Hamilton Chilton, and Sidney D. Kirpatrick. Chemical Engineers' Handbook. 4a. ed. Nueva York: McGraw-Hill, 1963.
Dyfyniad MLAPerry, Robert H., et al. Chemical Engineers' Handbook. 4a. ed. McGraw-Hill, 1963.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.