Style de citation APA

Gorle Peter & James Long. (1973). Essentials of product planning. McGraw hill.

Style de citation Chicago

Gorle Peter et James Long. Essentials of Product Planning. London: McGraw hill, 1973.

Style de citation MLA

Gorle Peter et James Long. Essentials of Product Planning. McGraw hill, 1973.

Attention : ces citations peuvent ne pas être correctes à 100%.