APA

Lamb H., . (1931). The crusades: the whole story of the crusades, originally published in two volumes as Iron men and saints and The flame of Islam. Garden City, N.Y: Doubleday.

Chicago

Lamb Harold, . 1931. The crusades: the whole story of the crusades, originally published in two volumes as Iron men and saints and The flame of Islam. Garden City, N.Y: Doubleday.

Harvard

Lamb H., . (1931). The crusades: the whole story of the crusades, originally published in two volumes as Iron men and saints and The flame of Islam. Garden City, N.Y: Doubleday.

MLA

Lamb Harold, . The crusades: the whole story of the crusades, originally published in two volumes as Iron men and saints and The flame of Islam. Garden City, N.Y: Doubleday. 1931.