APA Style
Britannica, E. ().
Encyclopaedia Britannica: A New Survey of Universal Knowledge, Volume 16 Mushroom to Ozonides .
Chicago:
.
MLA Style
Britannica, Encyclopaedia.
"Encyclopaedia Britannica: A New Survey of Universal Knowledge, Volume 16 Mushroom to Ozonides".
Chicago:
,
.
Text.