APA (7th ed.) Citation

Hadjimichael, E., & Oelert, W. (1986). Few-body problems. World Scientific.

Chicago Style (17th ed.) Citation

Hadjimichael, E., and W. Oelert. Few-body Problems. Singapore ; Philadelphia: World Scientific, 1986.

MLA (9th ed.) Citation

Hadjimichael, E., and W. Oelert. Few-body Problems. World Scientific, 1986.