APA

Drummond R.B, . (1975). A list of trees.shrubs and woody climbers indigenous or naturalised in Rhodesia. Salisbury: .

Chicago

Drummond R.B, . 1975. A list of trees.shrubs and woody climbers indigenous or naturalised in Rhodesia. Salisbury: .

Harvard

Drummond R.B, . (1975). A list of trees.shrubs and woody climbers indigenous or naturalised in Rhodesia. Salisbury: .

MLA

Drummond R.B, . A list of trees.shrubs and woody climbers indigenous or naturalised in Rhodesia. Salisbury: . 1975.