APA (7e ed.) Bronvermelding

UNITED, S. D. o. t. i. b. o. r. Concrete Manual. A Manual For The Control Of The Concrete Contruction. Oxford 7 IBH Publishiing Co.

Chicago (17e ed.) Bronvermelding

UNITED, State Departement of the interior burreau of reclamation. Concrete Manual. A Manual For The Control Of The Concrete Contruction. Oxford 7 IBH Publishiing Co.

MLA (8e ed.) Bronvermelding

UNITED, State Departement of the interior burreau of reclamation. Concrete Manual. A Manual For The Control Of The Concrete Contruction. Oxford 7 IBH Publishiing Co.