Gaya APA

Conference, I. et al (1990). The Impact of biotechnology in agriculture / R.S. Sangwan, B.S. Sangwan Norreel . : Kluwer Academic Publishers.

Gaya MLA

Conference, International. et al. "The Impact of biotechnology in agriculture / R.S. Sangwan, B.S. Sangwan Norreel". : Kluwer Academic Publishers, 1990. Textbook.