APA (7th ed.) Citation

Valcarcel, L. E. (1978). Machu Picchu (7a. ed.). EUDEBA.

Chicago Style (17th ed.) Citation

Valcarcel, Luis E. Machu Picchu. 7a. ed. Buenos Aires: EUDEBA, 1978.

MLA (9th ed.) Citation

Valcarcel, Luis E. Machu Picchu. 7a. ed. EUDEBA, 1978.

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