Cita APA

Datta, S. C. (1984). An introduction to gymnosperms (Ed.3.).

Chicago Edition Citation

Datta, Subhash Chandra. An Introduction to Gymnosperms. Ed.3. New Delhi, Kalyani Publishers, 1984.

Cita MLA

Datta, Subhash Chandra. An Introduction to Gymnosperms. Ed.3. 1984.