Columbia subject headings:
Gessner, Conrad, 1516-1565--Bibliography.
Harvard subject headings:
Gessner, Conrad, 1516-1565--Bio-bibliography.
Gessner, Conrad, 1516-1565. Works.--Indexes.
Natural history--Bibliography
Princeton subject headings:
Gessner, Conrad, 1516-1565--Bibliography.
Gessner, Conrad, 1516-1565.