APA (7th ed.) Citation

Porter, G. William Blackwood and his sons, their magazine and friends: Annals of a publishing house. William Blackwood and Sons.

Chicago Style (17th ed.) Citation

Porter, Gerald. William Blackwood and His Sons, Their Magazine and Friends: Annals of a Publishing House. Edinburgh: William Blackwood and Sons.

MLA (9th ed.) Citation

Porter, Gerald. William Blackwood and His Sons, Their Magazine and Friends: Annals of a Publishing House. William Blackwood and Sons.

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