APA

American Concrete Paving Ass. Technical bulletin nr 21, . (1975). Aggregate handling. Oak Brook, IL: American Concrete Paving Ass. Technical bulletin nr 21.

Chicago

American Concrete Paving Ass. Technical bulletin nr 21, . 1975. Aggregate handling. Oak Brook, IL: American Concrete Paving Ass. Technical bulletin nr 21.

Harvard

American Concrete Paving Ass. Technical bulletin nr 21, . (1975). Aggregate handling. Oak Brook, IL: American Concrete Paving Ass. Technical bulletin nr 21.

MLA

American Concrete Paving Ass. Technical bulletin nr 21, . Aggregate handling. Oak Brook, IL: American Concrete Paving Ass. Technical bulletin nr 21. 1975.