APA

Partridge E., . (1942). A Dictionary of Abbreviations. London: George Allen & Unwin Ltd.

Chicago

Partridge Eric, . 1942. A Dictionary of Abbreviations. London: George Allen & Unwin Ltd.

Harvard

Partridge E., . (1942). A Dictionary of Abbreviations. London: George Allen & Unwin Ltd.

MLA

Partridge Eric, . A Dictionary of Abbreviations. London: George Allen & Unwin Ltd. 1942.