APA ציטוט

Etherington, J. R. (1975). Enviornment and plant ecology. Wiley Eastern private Limited.

Chicago Edition Citation

Etherington, John R. Enviornment and Plant Ecology. Newdelhi: Wiley Eastern private Limited, 1975.

ציטוט MLA

Etherington, John R. Enviornment and Plant Ecology. Wiley Eastern private Limited, 1975.