APA (7th ed.) Citation

Gregory, M., & Gregory, V. (1992). HSC 2 unit biology. Macmillan Education.

Chicago Style (17th ed.) Citation

Gregory, M., and Val Gregory. HSC 2 Unit Biology. South Melbourne: Macmillan Education, 1992.

MLA (8th ed.) Citation

Gregory, M., and Val Gregory. HSC 2 Unit Biology. Macmillan Education, 1992.

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