by Bell, Nancy B
Published in Research management review (2013)

by Bell, Nancy B
Published in SRA journal (22.06.1998)

by Bell N.B, Lester L.J
Published in American journal of botany (01.03.1980)

by Duhrkopf, Richard, Ed, Bell, Nancy B., Ed
Published in American Biology Teacher (1989)

by Duhrkopf, Richard, Ed, Bell, Nancy B., Ed
Published in American Biology Teacher (1988)