Gaya APA
Wagar, W, W. (1963).
The city of man: prophecies of a world civilization in twentieth-century thought. .
Baltimore dsl:
Penguin Books.
Gaya MLA
Wagar, W., Warren.
"The city of man: prophecies of a world civilization in twentieth-century thought. ".
Baltimore dsl:
Penguin Books,
1963.
Buku.