APA ציטוט

RITCHIE, D. A. (1983). Biology / Donald D. Ritchie. Addison Wesley.

Chicago Style (17th ed.) Citation

RITCHIE, Donald A. Biology / Donald D. Ritchie. Addison Wesley, 1983.

ציטוט MLA

RITCHIE, Donald A. Biology / Donald D. Ritchie. Addison Wesley, 1983.