Gaya APA

Crowdis, D, G. et al (1976). Calculus For Business, Biology, And The Social Sciences (Second Edition). London: Bengizer, Bruce And Glencoa, Inc.

Gaya MLA

Crowdis, David, G.. et al. "Calculus For Business, Biology, And The Social Sciences". Second Edition London: Bengizer, Bruce And Glencoa, Inc, 1976. Text.