Travelling '58 : universal exhibition Brussels 1958, 17 April - 19 October.

MLA

Travelling '58 : Universal Exhibition Brussels 1958, 17 April - 19 October. Brussels, 1958.

APA

(1958). Travelling '58 : universal exhibition Brussels 1958, 17 April - 19 October. Brussels.

Chicago

Travelling '58 : Universal Exhibition Brussels 1958, 17 April - 19 October. Brussels, 1958.