Gaya APA

al., E. et al (1998). Molecular Biotechnology: Principles And Applications Of Recombinant Dna (2nd Ed.). Washington, DC: ASM Press.

Gaya MLA

al., Et. et al. "Molecular Biotechnology: Principles And Applications Of Recombinant Dna". 2nd Ed. Washington, DC: ASM Press, 1998. Text.