Cita APA

Hawker, M. F. J., & Keenlyside, J. F. (1971). Horticulturall machinery.

Citación estilo Chicago

Hawker, M. F. J., and J. F. Keenlyside. Horticulturall Machinery. 1971.

Cita MLA

Hawker, M. F. J., and J. F. Keenlyside. Horticulturall Machinery. 1971.

Warning: These citations may not always be 100% accurate.