FRISTRUP., B. Venture to the Arctic. Edited by R. A. Hamilton. Pelican Book A 432. Penguin Books 1958. 283 sider. 11 X 18 cm. Pris: 5 sh. Geografisk Tidsskrift, [S. l.], v. 59, 1960. Disponível em: https://tidsskrift.dk/geografisktidsskrift/article/view/46573. Acesso em: 16 apr. 2024.