APA Style
Henry, R, M.
(1993).
The New Encyclopaedia Britannica Vol.17
(
15th)
.
USA:
Encyclopaedia Britannica, Inc.
MLA Style
Henry, Robert, MC.
"The New Encyclopaedia Britannica Vol.17".
15th
USA:
Encyclopaedia Britannica, Inc,
1993.
Text.