APA Style
Ruhlen, Merritt. (1944).
A guide to the world's languages vol 1 classification .
California:
Stanford.
Chicago Style
Ruhlen, Merritt.
A guide to the world's languages vol 1 classification.
California:
Stanford,
1944.
Text.
MLA Style
Ruhlen, Merritt.
A guide to the world's languages vol 1 classification.
California:
Stanford,
1944.
Text.
Turabian Style
Ruhlen, Merritt.
A guide to the world's languages vol 1 classification.
California:
Stanford,
1944.
Print.