APA (7e ed.) Bronvermelding

HAX ARNOLD C(ED.). (1987). PLANNING STRATEGIES THAT WORK. OXFORD UNIVERSITY PRESS.

Chicago (17e ed.) Bronvermelding

HAX ARNOLD C(ED.). PLANNING STRATEGIES THAT WORK. NEW YORK: OXFORD UNIVERSITY PRESS, 1987.

MLA (9e ed.) Bronvermelding

HAX ARNOLD C(ED.). PLANNING STRATEGIES THAT WORK. OXFORD UNIVERSITY PRESS, 1987.