Gaya APA
Wagar, W, E. (1967).
European intellectual history since Darwin and Marx, selected essays. .
New York dsl:
Harper & RowPublishers.
Gaya MLA
Wagar, W.Warren,, Ed..
"European intellectual history since Darwin and Marx, selected essays. ".
New York dsl:
Harper & RowPublishers,
1967.
Buku.