Gutterman, Y. (ca. 1991). Photoperiodic influences on the flowering time of the hysteranthous geophyte "Sternbergia clusiana" population of the Negev Desert Highlands [Book]. Journal of Arid Environments, 21,1 (1991) 31-35, ,1 (1991) 31-35.
Chicago Manual of Style 17th edition (author-date)Gutterman, Y. 1991. „Photoperiodic influences on the flowering time of the hysteranthous geophyte ‚Sternbergia clusiana‘ population of the Negev Desert Highlands“. Book. Journal of Arid Environments, Nr. 21,1 (1991) 31-35: ,1 (1991) 31-35.
Springer - Basic (author-date)Gutterman Y (1991) Photoperiodic influences on the flowering time of the hysteranthous geophyte "Sternbergia clusiana" population of the Negev Desert Highlands. Journal of Arid Environments ,1 (1991) 31-35
Springer - Lecture Notes in Computer Science1.Gutterman, Y.: Photoperiodic influences on the flowering time of the hysteranthous geophyte "Sternbergia clusiana" population of the Negev Desert Highlands. Journal of Arid Environments. ,1 (1991) 31-35 (1991).
DIN 1505-2 (author-date, Deutsch) - standard superseded by ISO-690Gutterman, Y.: Photoperiodic influences on the flowering time of the hysteranthous geophyte "Sternbergia clusiana" population of the Negev Desert Highlands. In: Journal of Arid Environments (1991), Nr. 21,1 (1991) 31-35, S. ,1 (1991) 31-35