Παραπομπή APA

Gray , H. B., & Haight , G. . P. (1967). Basic principes of chemistry. W . A . Benjamin.

Παραπομπή Chicago Style

Gray , Harry B., και Gibert P. Haight. Basic Principes of Chemistry. New York: W . A . Benjamin, 1967.

Παραπομπή MLA

Gray , Harry B., και Gibert P. Haight. Basic Principes of Chemistry. W . A . Benjamin, 1967.