Here, Keller train this.

MLA

Keller, George. Here, Keller Train This. Londen: Jarrolds, 1962.

APA

Keller, G. (1962). Here, Keller train this. Londen: Jarrolds.

Chicago

Keller, George Here, Keller Train This. Londen: Jarrolds, 1962.