APA

British Museum (Natural History), Freeman P. & De Meillon B. (1953). Simuliidae of the Ethiopian region. London: Printed by order of the trustees of the British Museum.

Chicago

British Museum (Natural History), Freeman Paul and De Meillon Botha. 1953. Simuliidae of the Ethiopian region. London: Printed by order of the trustees of the British Museum.

Harvard

British Museum (Natural History), Freeman P. and De Meillon B. (1953). Simuliidae of the Ethiopian region. London: Printed by order of the trustees of the British Museum.

MLA

British Museum (Natural History), Freeman Paul and De Meillon Botha. Simuliidae of the Ethiopian region. London: Printed by order of the trustees of the British Museum. 1953.