APA استشهاد

Kefeli, V. I. (1978). Natural plant growth inhibitors and phytohormones. Dr. W John b .v. publishers.

استشهاد بنمط شيكاغو

Kefeli, V I. Natural Plant Growth Inhibitors and Phytohormones. The Hague: Dr. W John b .v. publishers, 1978.

MLA استشهاد

Kefeli, V I. Natural Plant Growth Inhibitors and Phytohormones. Dr. W John b .v. publishers, 1978.