APA Style
Rijksherbarium, L. (1985-1986).
Blumea a journal of plant-taxonomy and plant-geography. Volume 31, 1985-1986 (Volume 31).
:
.
MLA Style
Rijksherbarium, Leiden.
"Blumea a journal of plant-taxonomy and plant-geography. Volume 31, 1985-1986".
Volume 31
:
,
1985-1986.
Digital.