APA Баримт

(1993). The new Encyclopedia Britannica: Ready reference (15.). National Institute of Agricultural Biotechnology.

Чикаго маягийн жагсаалт

The New Encyclopedia Britannica: Ready Reference. 15. London: National Institute of Agricultural Biotechnology, 1993.

MLA ишлэл

The New Encyclopedia Britannica: Ready Reference. 15. National Institute of Agricultural Biotechnology, 1993.

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