Morgan, H. E. (1964). The motel industry in the United States: Small business in transition. s.n.
Citazione stile Chigago Style (17a edizione)Morgan, Howard Edwin. The Motel Industry in the United States: Small Business in Transition. Tucson: s.n, 1964.
Citatione MLA (9a ed.)Morgan, Howard Edwin. The Motel Industry in the United States: Small Business in Transition. s.n, 1964.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.