APA Edition Citation

Gregory, R. P. F. (1989). Photosynthesis. Blackie & Sons.

Chicago Edition Citation

Gregory, R P F. Photosynthesis. Glasgow: Blackie & Sons, 1989.

MLA Edition Citation

Gregory, R P F. Photosynthesis. Blackie & Sons, 1989.

Warning: These citations may not always be 100% accurate.