Barz, W., Reinhard, E., & Zenk, M. H. (1977). Plant tissue culture and its bio-technological application. Springer.

Barz, Wolfgang, Ernst Reinhard, and M. H. Zenk. Plant Tissue Culture and Its Bio-technological Application. Berlín, Deutschland: Springer, 1977.

Barz, Wolfgang, et al. Plant Tissue Culture and Its Bio-technological Application. Springer, 1977.