APA

Rowland T. H., . (1973). A short guide to the Roman Wall. [Sl: s.n.].

Chicago

Rowland Thomas H, . 1973. A short guide to the Roman Wall. [Sl: s.n.].

Harvard

Rowland T. H., . (1973). A short guide to the Roman Wall. [Sl: s.n.].

MLA

Rowland Thomas H, . A short guide to the Roman Wall. [Sl: s.n.]. 1973.