APA
Callendar G. S. [. o. c., Egerton A. C., Callendar H. L. & British electrical and allied industries research association. [from old catalog]. (1939). The 1939 Callendar steam tables. London: E. Arnold & co.
Chicago
Callendar G S [from old catalog], Egerton Alfred Charles, Callendar Hugh Longbourne and British electrical and allied industries research association. [from old catalog]. 1939. The 1939 Callendar steam tables. London: E. Arnold & co.
Harvard
Callendar G. S. [. o. c., Egerton A. C., Callendar H. L. and British electrical and allied industries research association. [from old catalog]. (1939). The 1939 Callendar steam tables. London: E. Arnold & co.
MLA
Callendar G S [from old catalog], Egerton Alfred Charles, Callendar Hugh Longbourne and British electrical and allied industries research association. [from old catalog]. The 1939 Callendar steam tables. London: E. Arnold & co. 1939.
