APA (7th ed.) Citation

Wagstaff, I. (2015). Porsche 917 1969 onwards (all models): Owners' workshop manual. Haynes Publishing.

Chicago Style (17th ed.) Citation

Wagstaff, Ian. Porsche 917 1969 Onwards (all Models): Owners' Workshop Manual. Somerset: Haynes Publishing, 2015.

MLA (9th ed.) Citation

Wagstaff, Ian. Porsche 917 1969 Onwards (all Models): Owners' Workshop Manual. Haynes Publishing, 2015.

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