Columbia subject headings:
Harvard subject headings:
Genetics--Bibliography
Genetics--Periodicals
Hybridization--Bibliography.
Hybridization--Periodicals.
Mendel's law--Bibliography.
Mendel's law--Periodicals.
Mendel, Gregor, 1822-1884--Bibliography.
Mendel, Gregor, 1822-1884--Periodicals.
Princeton subject headings:
Genetics--Periodicals.
Hybridization--Periodicals.
Mendel's law--Periodicals.
Mendel, Gregor, 1822-1884--Periodicals.
Periodicals.