APA

hamnett R. A., . (1964). British Railway Track. london: the permanent way institution.

Chicago

hamnett R A, . 1964. British Railway Track. london: the permanent way institution.

Harvard

hamnett R. A., . (1964). British Railway Track. london: the permanent way institution.

MLA

hamnett R A, . British Railway Track. london: the permanent way institution. 1964.