Carlson-Nilsson, B. U. (2002). Variation in Rosa with emphasis on the improvement of winter hardiness and resistance to Marssonina rosae (blackspot). Swedish Univ. of Agricultural Sciences.
Chicago-Zitierstil (17. Ausg.)Carlson-Nilsson, B. Ulrika. Variation in Rosa with Emphasis on the Improvement of Winter Hardiness and Resistance to Marssonina Rosae (blackspot). Alnarp: Swedish Univ. of Agricultural Sciences, 2002.
MLA-Zitierstil (9. Ausg.)Carlson-Nilsson, B. Ulrika. Variation in Rosa with Emphasis on the Improvement of Winter Hardiness and Resistance to Marssonina Rosae (blackspot). Swedish Univ. of Agricultural Sciences, 2002.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.