APA Edition Citation

Hawker, M. F. J. . .., & Keenlyside, J. F. . .. (1985). Horticultural machinery (3.). Longman.

Chicago Edition Citation

Hawker, M F J ., and J F. Keenlyside. Horticultural Machinery. 3. London: Longman, 1985.

MLA Edition Citation

Hawker, M F J ., and J F. Keenlyside. Horticultural Machinery. 3. Longman, 1985.