Παραπομπή APA

Bhagavantam, S., & Radhakrishna, S. (1981). Physics of crystals, eng. Macmillan.

Παραπομπή Chicago Style

Bhagavantam, S., και S. Radhakrishna. Physics of Crystals, Eng. Macmillan, 1981.

Παραπομπή MLA

Bhagavantam, S., και S. Radhakrishna. Physics of Crystals, Eng. Macmillan, 1981.