Cita APA

Heimler, C. H., & Lockard, C. J. D. (1977). Focus on life science: J. David Lockard (Teacher's Annotated edition.). Charles E. Merrill Publishing.

Citación estilo Chicago

Heimler, Charles H., and Consultan: J David Lockard. Focus on Life Science: J. David Lockard. Teacher's Annotated edition. Columbus, OH: Charles E. Merrill Publishing, 1977.

Cita MLA

Heimler, Charles H., and Consultan: J David Lockard. Focus on Life Science: J. David Lockard. Teacher's Annotated edition. Charles E. Merrill Publishing, 1977.