American Institute of Biological Sciences. Biological Sciences Curriculum Study. Committee on Innovation in Laboratory Instruction. (1961). High school biology: A laboratory block (Rev. ed.). Johnson.
Chicago-viite (17. p.)American Institute of Biological Sciences. Biological Sciences Curriculum Study. Committee on Innovation in Laboratory Instruction. High School Biology: A Laboratory Block. Rev. ed. [Boulder, Colo.: Johnson, 1961.
MLA-viite (8. p.)American Institute of Biological Sciences. Biological Sciences Curriculum Study. Committee on Innovation in Laboratory Instruction. High School Biology: A Laboratory Block. Rev. ed. Johnson, 1961.
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