Hartmann, H. T., & Kester, D. E. (1975). Plant propagation: Principles and practices (3rd ed.). Prentice-Hall.
Citazione stile Chigago Style (17a edizione)Hartmann, Hudson Thomas, e Dale E. Kester. Plant Propagation: Principles and Practices. 3rd ed. Englewood Cliffs, N.J: Prentice-Hall, 1975.
Citatione MLA (9a ed.)Hartmann, Hudson Thomas, e Dale E. Kester. Plant Propagation: Principles and Practices. 3rd ed. Prentice-Hall, 1975.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.