Παραπομπή APA

SUBBA RAO, N. S. (1986). SOIL MICROORGANISMS AND PLANT GROWTH (3.).

Παραπομπή Chicago Style

SUBBA RAO, N S. SOIL MICROORGANISMS AND PLANT GROWTH. 3. NEW DELHI, OXFORD & IBH, 1986.

Παραπομπή MLA

SUBBA RAO, N S. SOIL MICROORGANISMS AND PLANT GROWTH. 3. 1986.