APA

Hutchinson J., . (1946). A botanist in Southern Africa. London: Gawthorn.

Chicago

Hutchinson John, . 1946. A botanist in Southern Africa. London: Gawthorn.

Harvard

Hutchinson J., . (1946). A botanist in Southern Africa. London: Gawthorn.

MLA

Hutchinson John, . A botanist in Southern Africa. London: Gawthorn. 1946.