Παραπομπή APA

Zahradnik , R., & Carsky , P. (1972). Organic quantum chemistry problems. Penum press.

Παραπομπή Chicago Style

Zahradnik , Rudolf, και Petr Carsky. Organic Quantum Chemistry Problems. New York: Penum press, 1972.

Παραπομπή MLA

Zahradnik , Rudolf, και Petr Carsky. Organic Quantum Chemistry Problems. Penum press, 1972.