Rix, M., Phillips, R., & Mathew, B. (1981). The bulb book : a photographic guide to over 800 hardy bulbs / by Martyn Rix and Roger Phillips ; edited by Brian Mathew: A photographic guide to over 800 hardy bulbs. Pan.
Chicago Style (17th ed.) CitationRix, Martyn, Roger Phillips, and Brian Mathew. The Bulb Book : A Photographic Guide to over 800 Hardy Bulbs / by Martyn Rix and Roger Phillips ; Edited by Brian Mathew: A Photographic Guide to over 800 Hardy Bulbs. London: Pan, 1981.
MLA (9th ed.) CitationRix, Martyn, et al. The Bulb Book : A Photographic Guide to over 800 Hardy Bulbs / by Martyn Rix and Roger Phillips ; Edited by Brian Mathew: A Photographic Guide to over 800 Hardy Bulbs. Pan, 1981.
Warning: These citations may not always be 100% accurate.