The church of San Marco in Venice:
APA Citation
Demus, O., Forlati, F. (1960). The church of San Marco in Venice. Washington: Dumbarton Oaks Research Library and Collection, Trustees for Harvard University.
MLA Citation
Demus, Otto, and Ferdinando Forlati. The Church of San Marco In Venice. Washington: Dumbarton Oaks Research Library and Collection, Trustees for Harvard University, 1960.
Warning: These citations may not always be complete (especially for serials).