Cita APA (7th ed.)

HARRISON. E. R. (2013). FRANK MODERN CERTIFICATE BIOLOGY FOR MIDDLE SCHOOL WORKBOOK CLASS-VII. FRANK BROS & CO.

Cita Chicago (17th ed.)

HARRISON. E. R. FRANK MODERN CERTIFICATE BIOLOGY FOR MIDDLE SCHOOL WORKBOOK CLASS-VII. FRANK BROS & CO, 2013.

Cita MLA (9th ed.)

HARRISON. E. R. FRANK MODERN CERTIFICATE BIOLOGY FOR MIDDLE SCHOOL WORKBOOK CLASS-VII. FRANK BROS & CO, 2013.