APA (7th ed.) Citation

Dent, R. J. (1979). Ecological and sociocultural reconstruction in the upper Delaware Valley. [publisher not identified].

Chicago Style (17th ed.) Citation

Dent, Richard Joseph. Ecological and Sociocultural Reconstruction in the Upper Delaware Valley. [Place of publication not identified]: [publisher not identified], 1979.

MLA (9th ed.) Citation

Dent, Richard Joseph. Ecological and Sociocultural Reconstruction in the Upper Delaware Valley. [publisher not identified], 1979.