APA Style
Esmay, M.L., Humphrey,H.B. (1961).
Makers of North American Botany .
New York:
The Ronald Press Company.
Chicago Style
Esmay, M.L., Humphrey,H.B.
Makers of North American Botany.
New York:
The Ronald Press Company,
1961.
.
MLA Style
Esmay, M.L., Humphrey,H.B.
Makers of North American Botany.
New York:
The Ronald Press Company,
1961.
.
Turabian Style
Esmay, M.L., Humphrey,H.B.
Makers of North American Botany.
New York:
The Ronald Press Company,
1961.
.