APA (7th ed.) Citation

Badham, P., & Badham, L. (1982). Immortality or extinction? Barnes & Noble Books.

Chicago Style (17th ed.) Citation

Badham, Paul, and Linda Badham. Immortality or Extinction? Totowa, N.J.: Barnes & Noble Books, 1982.

MLA (9th ed.) Citation

Badham, Paul, and Linda Badham. Immortality or Extinction? Barnes & Noble Books, 1982.