260312 Ticciati, L., & Ticciati, R. (1998). Genetically engineered foods: Are they safe? you decide. Lincolnwood, ILL : Keats Pub..
Cita Chicago (17th ed.)260312 Ticciati, Laura, i Robin Ticciati. Genetically Engineered Foods: Are They Safe? You Decide. Lincolnwood, ILL : Keats Pub., 1998.
Cita MLA (9th ed.)260312 Ticciati, Laura, i Robin Ticciati. Genetically Engineered Foods: Are They Safe? You Decide. Lincolnwood, ILL : Keats Pub., 1998.
Atenció: Aquestes cites poden no estar 100% correctes.