APA Style
Dingwall, Eric J., Langdon-Davies, John. (1956).
The Unknown. Is It Nearer? .
USA:
Signet Key Book.
Chicago Style
Dingwall, Eric J., Langdon-Davies, John.
The Unknown. Is It Nearer?.
USA:
Signet Key Book,
1956.
Text.
MLA Style
Dingwall, Eric J., Langdon-Davies, John.
The Unknown. Is It Nearer?.
USA:
Signet Key Book,
1956.
Text.
Turabian Style
Dingwall, Eric J., Langdon-Davies, John.
The Unknown. Is It Nearer?.
USA:
Signet Key Book,
1956.
Print.