Gaya APA
Kuwayama, Y. (1989).
Trademarks & Symbols of The World (Volume One: The Alphabet in Design) (1).
Tokyo:
Kashiwashobo.
Gaya MLA
Kuwayama, Yasaburo.
"Trademarks & Symbols of The World (Volume One: The Alphabet in Design)".
1
Tokyo:
Kashiwashobo,
1989.
Desain Grafis.