Pierik, R. L. M. (1987). In vitro culture of higher plants. M. Nijhoff distributors for the U.S. and Canada, Kluwer.
Lua i Stíl Chicago (17ú heag.)Pierik, R. L. M. In Vitro Culture of Higher Plants. Dordrecht, Boston, Hingham, MA: M. Nijhoff distributors for the U.S. and Canada, Kluwer, 1987.
Lua MLA (9ú heag.)Pierik, R. L. M. In Vitro Culture of Higher Plants. M. Nijhoff distributors for the U.S. and Canada, Kluwer, 1987.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.