Gaya APA

George, E, F., Sherrington, P, D. (1984). Plant Propagation by Tissue Culture: Handbook and Directoty of Commercial Laboratories . England: Exegetics.

Gaya MLA

George, Edwin, F., Sherrington, Paul, D. "Plant Propagation by Tissue Culture: Handbook and Directoty of Commercial Laboratories". England: Exegetics, 1984. Text.