APA (7th ed.) Citation

Colver, H. (1972). This is the hovercraft / by H. Colver. Elm Tree Books.

Chicago Style (17th ed.) Citation

Colver, H. This Is the Hovercraft / by H. Colver. Elm Tree Books, 1972.

MLA (9th ed.) Citation

Colver, H. This Is the Hovercraft / by H. Colver. Elm Tree Books, 1972.

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