Old, R. W, & Primrose, S. B. (1994). Principles of Gene Manipulation: An Introduction to Genetic Engineering (5th ed.). Blackwell Scientific Publications.
Lua i Stíl Chicago (17ú heag.)Old, R. W, agus S. B. Primrose. Principles of Gene Manipulation: An Introduction to Genetic Engineering. 5th ed. Oxford: Blackwell Scientific Publications, 1994.
Lua MLA (9ú heag.)Old, et al. Principles of Gene Manipulation: An Introduction to Genetic Engineering. 5th ed. Blackwell Scientific Publications, 1994.
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