ENGEN, R. B. (1965). INSTITUTE ON PLANNING HELD AT UNIVERSITY OF OREGON, PROCEEDINGS (EUGENE, AUGUST 23-27, 1965).
Citazione stile Chigago Style (17a edizione)ENGEN, RICHARD B. INSTITUTE ON PLANNING HELD AT UNIVERSITY OF OREGON, PROCEEDINGS (EUGENE, AUGUST 23-27, 1965). 1965.
Citatione MLA (9a ed.)ENGEN, RICHARD B. INSTITUTE ON PLANNING HELD AT UNIVERSITY OF OREGON, PROCEEDINGS (EUGENE, AUGUST 23-27, 1965). 1965.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.