APA استشهاد

Lowdin, P., & Pullman, B. (1964). Molecular orbitals in chemistry, physics and biology. Academic Press.

استشهاد بنمط شيكاغو

Lowdin, Per-Olov, و Bernard Pullman. Molecular Orbitals in Chemistry, Physics and Biology. New York: Academic Press, 1964.

MLA استشهاد

Lowdin, Per-Olov, و Bernard Pullman. Molecular Orbitals in Chemistry, Physics and Biology. Academic Press, 1964.