Biological Sciences Curriculum Study. (1969). Biological science, an inquiry into life, second edition: Teacher's manual. Harcourt, Brace & World.
Citação do estilo Chicago (17ª ed.)Biological Sciences Curriculum Study. Biological Science, an Inquiry into Life, Second Edition: Teacher's Manual. New York: Harcourt, Brace & World, 1969.
Citação MLA (8ª ed.)Biological Sciences Curriculum Study. Biological Science, an Inquiry into Life, Second Edition: Teacher's Manual. Harcourt, Brace & World, 1969.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.