APA (7th ed.) Citation

(1964). Variation and measurement: Teacher's manual (Trial ed.). Science Curriculum Improvement Study.

Chicago Style (17th ed.) Citation

Variation and Measurement: Teacher's Manual. Trial ed. Berkeley, CA: Science Curriculum Improvement Study, 1964.

MLA (9th ed.) Citation

Variation and Measurement: Teacher's Manual. Trial ed. Science Curriculum Improvement Study, 1964.

Warning: These citations may not always be 100% accurate.