APA (7th ed.) Citation

ScienceDirect (Online service) & North, J. D. (1969). Mid-nineteenth-century scientists (First edition].). Pergamon Press.

Chicago Style (17th ed.) Citation

ScienceDirect (Online service) and John David North. Mid-nineteenth-century Scientists. First edition]. Oxford ; New York: Pergamon Press, 1969.

MLA (9th ed.) Citation

ScienceDirect (Online service) and John David North. Mid-nineteenth-century Scientists. First edition]. Pergamon Press, 1969.