De flora fan de fryske sangrounen
By: [door] D. Franke en D. T. E. v. d. Ploeg
Series: Fryske Akademy. Waldridge -- no.11; Waldrige -- nr. 11
Publisher: Laverman
Published: 1963
Place of publication: Drachten
Language: dut
Number of pages: 160
Subjects: Botany
Notes: Bibliography: p. 140-145.