APA (7th ed.) Zitazioa
Ryser, S., & Weber, M. (1991). Genetic engineering. What's happening at Roche? (1a. ed.). Editiones Roche.
Chicago Style (17th ed.) Zitazioa
Ryser, Stefan, eta Marcel Weber. Genetic Engineering. What's Happening at Roche? 1a. ed. Basilea: Editiones Roche, 1991.
MLA (9th ed.) Zitazioa
Ryser, Stefan, eta Marcel Weber. Genetic Engineering. What's Happening at Roche? 1a. ed. Editiones Roche, 1991.
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