APA

Craib I. J., . (1947). The Silviculture of exotic conifers in South Africa. Pietermaritzburg: Union of South Africa.

Chicago

Craib I J, . 1947. The Silviculture of exotic conifers in South Africa. Pietermaritzburg: Union of South Africa.

Harvard

Craib I. J., . (1947). The Silviculture of exotic conifers in South Africa. Pietermaritzburg: Union of South Africa.

MLA

Craib I J, . The Silviculture of exotic conifers in South Africa. Pietermaritzburg: Union of South Africa. 1947.