Dyfyniad APA

Agraval, V. P., & Rana, S. V. S. (1990). Science development and environment. Society of biosciences.

Dyfyniad Arddull Chicago

Agraval, V. P., and S V S. Rana. Science Development and Environment. Muzafarnagar: Society of biosciences, 1990.

Dyfyniad MLA

Agraval, V. P., and S V S. Rana. Science Development and Environment. Society of biosciences, 1990.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.