APA Style
Petrovna, Helena. (1980).
The Esoteric Writings of Blavatsky .
London:
Quest Book.
Chicago Style
Petrovna, Helena.
The Esoteric Writings of Blavatsky.
London:
Quest Book,
1980.
.
MLA Style
Petrovna, Helena.
The Esoteric Writings of Blavatsky.
London:
Quest Book,
1980.
.
Turabian Style
Petrovna, Helena.
The Esoteric Writings of Blavatsky.
London:
Quest Book,
1980.
.