EUROPA PUBLICATIONS LIMITDE. (1962). The world of learning 1962-63 (ed.13.). Europa Publications limited.
Chicago-čujuhus (17. p.)EUROPA PUBLICATIONS LIMITDE. The World of Learning 1962-63. ed.13. London: Europa Publications limited, 1962.
MLA-čujuhus (9. p.)EUROPA PUBLICATIONS LIMITDE. The World of Learning 1962-63. ed.13. Europa Publications limited, 1962.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.