Styl cytowania APA

Birkhoff, G., & Birkhoff, G. . B. (1970). Modern applied algebra. Mc Graw Hill.

Styl cytowania Chicago

Birkhoff, G., i G.; Bratee Birkhoff. Modern Applied Algebra. London: Mc Graw Hill, 1970.

Styl cytowania MLA

Birkhoff, G., i G.; Bratee Birkhoff. Modern Applied Algebra. Mc Graw Hill, 1970.