APA
Robert H. Heptinstall, . (1958). Laboratory Investigation. New York: Churchill Livingstone.
Chicago
Robert H. Heptinstall, . 1958. Laboratory Investigation. New York: Churchill Livingstone.
Harvard
Robert H. Heptinstall, . (1958). Laboratory Investigation. New York: Churchill Livingstone.
MLA
Robert H. Heptinstall, . Laboratory Investigation. New York: Churchill Livingstone. 1958.