APA (7th ed.) Citation

Horseheads Central School District (N.Y.). (1990). Elementary science curriculum guide. [publisher not identified].

Chicago Style (17th ed.) Citation

Horseheads Central School District (N.Y.). Elementary Science Curriculum Guide. Horseheads, NY : b The District: [publisher not identified], 1990.

MLA (9th ed.) Citation

Horseheads Central School District (N.Y.). Elementary Science Curriculum Guide. [publisher not identified], 1990.

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