APA

weir s., . (1985). Qat In Yemen : Consumption and Social Change. : .

Chicago

weir shelagh, . 1985. Qat In Yemen : Consumption and Social Change. : .

Harvard

weir s., . (1985). Qat In Yemen : Consumption and Social Change. : .

MLA

weir shelagh, . Qat In Yemen : Consumption and Social Change. : . 1985.