Παραπομπή APA

Jhingan, M. L. (1972). Economics of development and planning (6th ed.). P Ram and Sons.

Παραπομπή Chicago Style

Jhingan, M. L. Economics of Development and Planning. 6th ed. Delhi: P Ram and Sons, 1972.

Παραπομπή MLA

Jhingan, M. L. Economics of Development and Planning. 6th ed. P Ram and Sons, 1972.