@book{program+politechniki+lwowskiej+na+rok+akademicki+1939+40,
    title = {Program Politechniki Lwowskiej : na rok akademicki 1939/40},
    address = {Lwów},
    publisher = {Politechnika Lwowska},
    date = {1939},
    number = {R. 67},
    ISSN = {1897-1571}
}