Παραπομπή APA

Kreuzer,, H., & Massey,, A. (2001). Recombinant DNA and biotechnology: A guide for teachers (2nd ed.). ASM.

Παραπομπή Chicago Style

Kreuzer,, Helen, και Adrianne Massey. Recombinant DNA and Biotechnology: A Guide for Teachers. 2nd ed. Washington: ASM, 2001.

Παραπομπή MLA

Kreuzer,, Helen, και Adrianne Massey. Recombinant DNA and Biotechnology: A Guide for Teachers. 2nd ed. ASM, 2001.