Baker, S., & DeGroot, A. (1930). Concrete engineer's manual . A convenient reference book.
Cita Chicago Style (17a ed.)Baker, Samuel, y A. DeGroot. Concrete Engineer's Manual . A Convenient Reference Book. Scranton, Pa., International textbook company, 1930.
Cita MLA (9a ed.)Baker, Samuel, y A. DeGroot. Concrete Engineer's Manual . A Convenient Reference Book. 1930.
警告:這些引文格式不一定是100%准確.
