APA (7th ed.) Citation

Harper, P. S. (1984). Practical genetic counselling / by Peter S. Harper (2nd ed.). John Wright.

Chicago Style (17th ed.) Citation

Harper, Peter S. Practical Genetic Counselling / by Peter S. Harper. 2nd ed. Bristol: John Wright, 1984.

MLA (9th ed.) Citation

Harper, Peter S. Practical Genetic Counselling / by Peter S. Harper. 2nd ed. John Wright, 1984.

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