Seminar on Fertiliser Production and Technology Delhi, Fertiliser Association of India, & Alexander, T. M. (1970). Seminar on Fertiliser Production and Technology: Proceedings of the Seminar ... organised by the Fertiliser Association of India at New Delhi, December 14-16, 1969. Fertiliser Association of India.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)Seminar on Fertiliser Production and Technology Delhi, Fertiliser Association of India, và T. M. Alexander. Seminar on Fertiliser Production and Technology: Proceedings of the Seminar ... Organised by the Fertiliser Association of India at New Delhi, December 14-16, 1969. New Delhi: Fertiliser Association of India, 1970.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)Seminar on Fertiliser Production and Technology Delhi, et al. Seminar on Fertiliser Production and Technology: Proceedings of the Seminar ... Organised by the Fertiliser Association of India at New Delhi, December 14-16, 1969. Fertiliser Association of India, 1970.