APA (7e ed.) Bronvermelding

Gittinger, J. P. (1966). The literature of agricultural planning. National Planning Association.

Chicago (17e ed.) Bronvermelding

Gittinger, James Price. The Literature of Agricultural Planning. [Washington]: National Planning Association, 1966.

MLA (9e ed.) Bronvermelding

Gittinger, James Price. The Literature of Agricultural Planning. National Planning Association, 1966.

Let op: Deze citaties zijn niet altijd 100% accuraat.